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Finding the Fourth Proportional to 373,174.83, 559,841.76 and 120,469.68

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Solution

The fourth proportional to 373,174.83, 559,841.76 and 120,469.68 is: 180,730.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,174.83 : 559,841.76 = 120,469.68 : x
  2. Step 2: Convert to fraction form
    373,174.83/559,841.76 = 120,469.68/x
  3. Step 3: Cross multiply
    373,174.83x = 559,841.76 × 120,469.68
  4. Step 4: Simplify right side
    373,174.83x = 67,443,957,677.84
  5. Step 5: Solve for x
    x = 67,443,957,677.84/373,174.83
  6. Step 6: Final answer
    x = 180,730.19

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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.