Finding the Fourth Proportional to 694,651.68, 1,040,785.92 and 466,519.68
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Solution
The fourth proportional to 694,651.68, 1,040,785.92 and 466,519.68 is: 698,979.26
Step by Step Solution
- Step 1: Write the proportion equation
694,651.68 : 1,040,785.92 = 466,519.68 : x - Step 2: Convert to fraction form
694,651.68/1,040,785.92 = 466,519.68/x - Step 3: Cross multiply
694,651.68x = 1,040,785.92 × 466,519.68 - Step 4: Simplify right side
694,651.68x = 485,547,114,346.91 - Step 5: Solve for x
x = 485,547,114,346.91/694,651.68 - Step 6: Final answer
x = 698,979.26
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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.