Home / 269,217.60-403,826.40-231,819.90

Finding the Fourth Proportional to 269,217.60, 403,826.40 and 231,819.90

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Solution

The fourth proportional to 269,217.60, 403,826.40 and 231,819.90 is: 347,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,217.60 : 403,826.40 = 231,819.90 : x
  2. Step 2: Convert to fraction form
    269,217.60/403,826.40 = 231,819.90/x
  3. Step 3: Cross multiply
    269,217.60x = 403,826.40 × 231,819.90
  4. Step 4: Simplify right side
    269,217.60x = 93,614,995,665.36
  5. Step 5: Solve for x
    x = 93,614,995,665.36/269,217.60
  6. Step 6: Final answer
    x = 347,729.85

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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.