A formula is​ given, along with the values of all but one of the variables in the formula. Find the value of the variable that is not given.
Upper M equals Upper P left parenthesis 1 plus i right parenthesis Superscript nM=P(1+i)n​; Pequals=​$690690​, iequals=0.280.28​, nequals=88
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Part 1
Mequals=​$ enter your response here ​(Round to the nearest cent as​ needed.)