Finding the Fourth Proportional to 472,358.63, 708,538.45 and 117,372.65
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Solution
The fourth proportional to 472,358.63, 708,538.45 and 117,372.65 is: 176,059.09
Step by Step Solution
- Step 1: Write the proportion equation
472,358.63 : 708,538.45 = 117,372.65 : x - Step 2: Convert to fraction form
472,358.63/708,538.45 = 117,372.65/x - Step 3: Cross multiply
472,358.63x = 708,538.45 × 117,372.65 - Step 4: Simplify right side
472,358.63x = 83,163,031,667.27 - Step 5: Solve for x
x = 83,163,031,667.27/472,358.63 - Step 6: Final answer
x = 176,059.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.