TOKYO, Nov 9 (Reuters) - Nissan Motor Co (7201.T) on Wednesday reported a 45% rise in second-quarter profit, helped by cost-cutting and higher-margin sales, and it sharply hiked its full-year outlook The Japanese automaker reported 91.7 billion yen ($629.51 million) in operating profit for the three months to end-September, versus an average 88.23 billion yen profit estimate of 11 analysts, according to Refinitiv data. A year earlier it earned 63.4 billion yen. The company raised its full-year operating profit forecast to 360 billion yen from 250 billion yen. That compares with a 335.13 billion yen average forecast by 21 analysts....