* Defender Ramos dismissed midway through first half * Bale, Arbeloa, Di Maria and Isco score for Real * Nine-times champions through as Group B winners (Adds quotes, byline) By Teresa Larraz Mora MADRID, Nov 27 (Reuters) - Real Madrid made light of the first-half dismissal of Sergio Ramos to secure a thumping 4-1 win at home to Galatasaray on Wednesday that put them through to the last 16 of the Champions League as Group B winners. Real dominated the early stages on a chilly and blustery night at the Bernabeu but were rocked back when defender Ramos was shown a straight red card in the 26th minute for impeding forward Umut Bulut when he was through on goal. The Turkish champions were unable to make their numerical advantage count and Gareth Bale put Real, who were missing injured top scorer Cristiano Ronaldo, ahead with a superb free kick 11 minutes later. More...