Finding the Fourth Proportional to 546,750.20, 820,125.30 and 471,954.80
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Solution
The fourth proportional to 546,750.20, 820,125.30 and 471,954.80 is: 707,932.20
Step by Step Solution
- Step 1: Write the proportion equation
546,750.20 : 820,125.30 = 471,954.80 : x - Step 2: Convert to fraction form
546,750.20/820,125.30 = 471,954.80/x - Step 3: Cross multiply
546,750.20x = 820,125.30 × 471,954.80 - Step 4: Simplify right side
546,750.20x = 387,062,071,936.44 - Step 5: Solve for x
x = 387,062,071,936.44/546,750.20 - Step 6: Final answer
x = 707,932.20
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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.