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Finding the Fourth Proportional to 541,374.18, 811,781.46 and 237,644.03

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Solution

The fourth proportional to 541,374.18, 811,781.46 and 237,644.03 is: 356,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,374.18 : 811,781.46 = 237,644.03 : x
  2. Step 2: Convert to fraction form
    541,374.18/811,781.46 = 237,644.03/x
  3. Step 3: Cross multiply
    541,374.18x = 811,781.46 × 237,644.03
  4. Step 4: Simplify right side
    541,374.18x = 192,915,013,574.78
  5. Step 5: Solve for x
    x = 192,915,013,574.78/541,374.18
  6. Step 6: Final answer
    x = 356,343.21

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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.