Finding the Fourth Proportional to 534,186.41, 801,671.65 and 430,260.17
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Solution
The fourth proportional to 534,186.41, 801,671.65 and 430,260.17 is: 645,706.02
Step by Step Solution
- Step 1: Write the proportion equation
534,186.41 : 801,671.65 = 430,260.17 : x - Step 2: Convert to fraction form
534,186.41/801,671.65 = 430,260.17/x - Step 3: Cross multiply
534,186.41x = 801,671.65 × 430,260.17 - Step 4: Simplify right side
534,186.41x = 344,927,375,329.17 - Step 5: Solve for x
x = 344,927,375,329.17/534,186.41 - Step 6: Final answer
x = 645,706.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.