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Finding the Fourth Proportional to 461,924.10, 692,540.55 and 251,799.30

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Solution

The fourth proportional to 461,924.10, 692,540.55 and 251,799.30 is: 377,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,924.10 : 692,540.55 = 251,799.30 : x
  2. Step 2: Convert to fraction form
    461,924.10/692,540.55 = 251,799.30/x
  3. Step 3: Cross multiply
    461,924.10x = 692,540.55 × 251,799.30
  4. Step 4: Simplify right side
    461,924.10x = 174,381,225,711.62
  5. Step 5: Solve for x
    x = 174,381,225,711.62/461,924.10
  6. Step 6: Final answer
    x = 377,510.56

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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.