Finding the Third Proportional to 361,729.13 and 532,139.63
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Solution
The third proportional to 361,729.13 and 532,139.63 is: 782,830.47
Step by Step Solution
- Step 1: Write the proportion equation
361,729.13 : 532,139.63 = 532,139.63 : x - Step 2: Convert to fraction form
361,729.13/532,139.63 = 532,139.63/x - Step 3: Cross multiply
361,729.13x = 532,139.63 × 532,139.63 - Step 4: Simplify right side
361,729.13x = 283,172,580,495.14 - Step 5: Solve for x
x = 283,172,580,495.14/361,729.13 - Step 6: Final answer
x = 782,830.47
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.