Finding the Fourth Proportional to 516,841.97, 713,416.11 and 353,596.08
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Solution
The fourth proportional to 516,841.97, 713,416.11 and 353,596.08 is: 488,081.77
Step by Step Solution
- Step 1: Write the proportion equation
516,841.97 : 713,416.11 = 353,596.08 : x - Step 2: Convert to fraction form
516,841.97/713,416.11 = 353,596.08/x - Step 3: Cross multiply
516,841.97x = 713,416.11 × 353,596.08 - Step 4: Simplify right side
516,841.97x = 252,261,141,254.17 - Step 5: Solve for x
x = 252,261,141,254.17/516,841.97 - Step 6: Final answer
x = 488,081.77
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1.5x scale
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.