Home / 361,716.03-499,174.11-200,577.87

Finding the Fourth Proportional to 361,716.03, 499,174.11 and 200,577.87

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Solution

The fourth proportional to 361,716.03, 499,174.11 and 200,577.87 is: 276,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,716.03 : 499,174.11 = 200,577.87 : x
  2. Step 2: Convert to fraction form
    361,716.03/499,174.11 = 200,577.87/x
  3. Step 3: Cross multiply
    361,716.03x = 499,174.11 × 200,577.87
  4. Step 4: Simplify right side
    361,716.03x = 100,123,279,742.95
  5. Step 5: Solve for x
    x = 100,123,279,742.95/361,716.03
  6. Step 6: Final answer
    x = 276,800.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.