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Finding the Fourth Proportional to 546,891.98, 754,753.90 and 301,925.43

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Solution

The fourth proportional to 546,891.98, 754,753.90 and 301,925.43 is: 416,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,891.98 : 754,753.90 = 301,925.43 : x
  2. Step 2: Convert to fraction form
    546,891.98/754,753.90 = 301,925.43/x
  3. Step 3: Cross multiply
    546,891.98x = 754,753.90 × 301,925.43
  4. Step 4: Simplify right side
    546,891.98x = 227,879,391,273.09
  5. Step 5: Solve for x
    x = 227,879,391,273.09/546,891.98
  6. Step 6: Final answer
    x = 416,680.81

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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.