Home / 327,545.28-491,324-102,901.48

Finding the Fourth Proportional to 327,545.28, 491,324 and 102,901.48

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Solution

The fourth proportional to 327,545.28, 491,324 and 102,901.48 is: 154,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,545.28 : 491,324 = 102,901.48 : x
  2. Step 2: Convert to fraction form
    327,545.28/491,324 = 102,901.48/x
  3. Step 3: Cross multiply
    327,545.28x = 491,324 × 102,901.48
  4. Step 4: Simplify right side
    327,545.28x = 50,557,966,759.52
  5. Step 5: Solve for x
    x = 50,557,966,759.52/327,545.28
  6. Step 6: Final answer
    x = 154,354.13

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1.5x scale

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.