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Finding the Fourth Proportional to 574,083.41, 861,318.84 and 254,191.61

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Solution

The fourth proportional to 574,083.41, 861,318.84 and 254,191.61 is: 381,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,083.41 : 861,318.84 = 254,191.61 : x
  2. Step 2: Convert to fraction form
    574,083.41/861,318.84 = 254,191.61/x
  3. Step 3: Cross multiply
    574,083.41x = 861,318.84 × 254,191.61
  4. Step 4: Simplify right side
    574,083.41x = 218,940,022,662.93
  5. Step 5: Solve for x
    x = 218,940,022,662.93/574,083.41
  6. Step 6: Final answer
    x = 381,373.19

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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.