Finding the Fourth Proportional to 292,682.52, 403,901.04 and 165,358.08
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Solution
The fourth proportional to 292,682.52, 403,901.04 and 165,358.08 is: 228,193.68
Step by Step Solution
- Step 1: Write the proportion equation
292,682.52 : 403,901.04 = 165,358.08 : x - Step 2: Convert to fraction form
292,682.52/403,901.04 = 165,358.08/x - Step 3: Cross multiply
292,682.52x = 403,901.04 × 165,358.08 - Step 4: Simplify right side
292,682.52x = 66,788,300,484.40 - Step 5: Solve for x
x = 66,788,300,484.40/292,682.52 - Step 6: Final answer
x = 228,193.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.