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Finding the Fourth Proportional to 544,695.60, 816,793.80 and 291,937.20

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Solution

The fourth proportional to 544,695.60, 816,793.80 and 291,937.20 is: 437,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,695.60 : 816,793.80 = 291,937.20 : x
  2. Step 2: Convert to fraction form
    544,695.60/816,793.80 = 291,937.20/x
  3. Step 3: Cross multiply
    544,695.60x = 816,793.80 × 291,937.20
  4. Step 4: Simplify right side
    544,695.60x = 238,452,494,949.36
  5. Step 5: Solve for x
    x = 238,452,494,949.36/544,695.60
  6. Step 6: Final answer
    x = 437,772.02

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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.