Home / 259,398.24-386,518.66-231,100.83

Finding the Fourth Proportional to 259,398.24, 386,518.66 and 231,100.83

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Solution

The fourth proportional to 259,398.24, 386,518.66 and 231,100.83 is: 344,353.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,398.24 : 386,518.66 = 231,100.83 : x
  2. Step 2: Convert to fraction form
    259,398.24/386,518.66 = 231,100.83/x
  3. Step 3: Cross multiply
    259,398.24x = 386,518.66 × 231,100.83
  4. Step 4: Simplify right side
    259,398.24x = 89,324,783,136.49
  5. Step 5: Solve for x
    x = 89,324,783,136.49/259,398.24
  6. Step 6: Final answer
    x = 344,353.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.