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Finding the Fourth Proportional to 337,205.76, 505,372.59 and 252,299.76

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Solution

The fourth proportional to 337,205.76, 505,372.59 and 252,299.76 is: 378,123.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,205.76 : 505,372.59 = 252,299.76 : x
  2. Step 2: Convert to fraction form
    337,205.76/505,372.59 = 252,299.76/x
  3. Step 3: Cross multiply
    337,205.76x = 505,372.59 × 252,299.76
  4. Step 4: Simplify right side
    337,205.76x = 127,505,383,167.58
  5. Step 5: Solve for x
    x = 127,505,383,167.58/337,205.76
  6. Step 6: Final answer
    x = 378,123.38

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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.