Answer
$375\%$
Work Step by Step
We convert the fraction ($3\frac{3}{4}$) to a percent:
$\displaystyle 3\frac{3}{4}=\frac{x}{100}$
$\displaystyle \frac{15}{4}=\frac{x}{100}$
Cross-multiply:
$15*100=4x$
$1500=4x$
$x=1500/4=375\%$
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