Home / 653,227.20-979,930.08-232,401.60

Finding the Fourth Proportional to 653,227.20, 979,930.08 and 232,401.60

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Solution

The fourth proportional to 653,227.20, 979,930.08 and 232,401.60 is: 348,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,227.20 : 979,930.08 = 232,401.60 : x
  2. Step 2: Convert to fraction form
    653,227.20/979,930.08 = 232,401.60/x
  3. Step 3: Cross multiply
    653,227.20x = 979,930.08 × 232,401.60
  4. Step 4: Simplify right side
    653,227.20x = 227,737,318,480.13
  5. Step 5: Solve for x
    x = 227,737,318,480.13/653,227.20
  6. Step 6: Final answer
    x = 348,634.16

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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.