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Finding the Fourth Proportional to 367,745.85, 551,607.80 and 101,522.61

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Solution

The fourth proportional to 367,745.85, 551,607.80 and 101,522.61 is: 152,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,745.85 : 551,607.80 = 101,522.61 : x
  2. Step 2: Convert to fraction form
    367,745.85/551,607.80 = 101,522.61/x
  3. Step 3: Cross multiply
    367,745.85x = 551,607.80 × 101,522.61
  4. Step 4: Simplify right side
    367,745.85x = 56,000,663,044.75
  5. Step 5: Solve for x
    x = 56,000,663,044.75/367,745.85
  6. Step 6: Final answer
    x = 152,280.88

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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.