Finding the Fourth Proportional to 935,951.68, 1,291,613.57 and 528,139.95
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Solution
The fourth proportional to 935,951.68, 1,291,613.57 and 528,139.95 is: 728,833.27
Step by Step Solution
- Step 1: Write the proportion equation
935,951.68 : 1,291,613.57 = 528,139.95 : x - Step 2: Convert to fraction form
935,951.68/1,291,613.57 = 528,139.95/x - Step 3: Cross multiply
935,951.68x = 1,291,613.57 × 528,139.95 - Step 4: Simplify right side
935,951.68x = 682,152,726,279.12 - Step 5: Solve for x
x = 682,152,726,279.12/935,951.68 - Step 6: Final answer
x = 728,833.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.