Finding the Fourth Proportional to 932,487.46, 1,286,759.12 and 524,508.08
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Solution
The fourth proportional to 932,487.46, 1,286,759.12 and 524,508.08 is: 723,779.76
Step by Step Solution
- Step 1: Write the proportion equation
932,487.46 : 1,286,759.12 = 524,508.08 : x - Step 2: Convert to fraction form
932,487.46/1,286,759.12 = 524,508.08/x - Step 3: Cross multiply
932,487.46x = 1,286,759.12 × 524,508.08 - Step 4: Simplify right side
932,487.46x = 674,915,546,397.35 - Step 5: Solve for x
x = 674,915,546,397.35/932,487.46 - Step 6: Final answer
x = 723,779.76
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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.