By Valentina Za and Silvia Ognibene SIENA, Italy (Reuters) – Italy’s Monte dei Paschi di Siena (MPS) is to seek 2.5 billion euros ($2.6 billion) in cash to fund a new strategy, as the bailed-out bank aims to triple its net profit in the next three years. Italy owns 64% of MPS after a 2017 rescue that cost taxpayers 5.4 billion euros – a figure equivalent to nearly eight times the lender’s current market value. Rome is now set to pump in another 1.6 billion euros based on the size of its stake. “I’m here to attempt to solve a problem. I think we’re on the right track to solve the MPS problem, h…