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Finding the Fourth Proportional to 503,882.38, 755,930.18 and 166,903.95

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Solution

The fourth proportional to 503,882.38, 755,930.18 and 166,903.95 is: 250,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,882.38 : 755,930.18 = 166,903.95 : x
  2. Step 2: Convert to fraction form
    503,882.38/755,930.18 = 166,903.95/x
  3. Step 3: Cross multiply
    503,882.38x = 755,930.18 × 166,903.95
  4. Step 4: Simplify right side
    503,882.38x = 126,167,733,383.47
  5. Step 5: Solve for x
    x = 126,167,733,383.47/503,882.38
  6. Step 6: Final answer
    x = 250,391.24

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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.