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Finding the Fourth Proportional to 291,753.60, 437,630.40 and 232,704.60

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Solution

The fourth proportional to 291,753.60, 437,630.40 and 232,704.60 is: 349,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,753.60 : 437,630.40 = 232,704.60 : x
  2. Step 2: Convert to fraction form
    291,753.60/437,630.40 = 232,704.60/x
  3. Step 3: Cross multiply
    291,753.60x = 437,630.40 × 232,704.60
  4. Step 4: Simplify right side
    291,753.60x = 101,838,607,179.84
  5. Step 5: Solve for x
    x = 101,838,607,179.84/291,753.60
  6. Step 6: Final answer
    x = 349,056.90

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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.