Question 1121082
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I'm not sure what you mean when you ask how the answer is 6.37%.  6.37% gives the right result....<br>
{{{50000(1+.0637)^4 = 64009.83}}}<br>
It's not exactly $64,000, because the "6.37%" is rounded to 3 significant figures.<br>
Did you mean to ask how that number is obtained?