Home / 327,229.60-451,863.12-206,586.40

Finding the Fourth Proportional to 327,229.60, 451,863.12 and 206,586.40

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Solution

The fourth proportional to 327,229.60, 451,863.12 and 206,586.40 is: 285,269.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,229.60 : 451,863.12 = 206,586.40 : x
  2. Step 2: Convert to fraction form
    327,229.60/451,863.12 = 206,586.40/x
  3. Step 3: Cross multiply
    327,229.60x = 451,863.12 × 206,586.40
  4. Step 4: Simplify right side
    327,229.60x = 93,348,775,253.57
  5. Step 5: Solve for x
    x = 93,348,775,253.57/327,229.60
  6. Step 6: Final answer
    x = 285,269.96

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1.5x scale

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.