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Finding the Fourth Proportional to 625,537.70, 938,306.54 and 541,046.88

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Solution

The fourth proportional to 625,537.70, 938,306.54 and 541,046.88 is: 811,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,537.70 : 938,306.54 = 541,046.88 : x
  2. Step 2: Convert to fraction form
    625,537.70/938,306.54 = 541,046.88/x
  3. Step 3: Cross multiply
    625,537.70x = 938,306.54 × 541,046.88
  4. Step 4: Simplify right side
    625,537.70x = 507,667,823,245.36
  5. Step 5: Solve for x
    x = 507,667,823,245.36/625,537.70
  6. Step 6: Final answer
    x = 811,570.31

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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.