Home / 508,397.04-762,600.96-153,414.18

Finding the Fourth Proportional to 508,397.04, 762,600.96 and 153,414.18

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Solution

The fourth proportional to 508,397.04, 762,600.96 and 153,414.18 is: 230,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,397.04 : 762,600.96 = 153,414.18 : x
  2. Step 2: Convert to fraction form
    508,397.04/762,600.96 = 153,414.18/x
  3. Step 3: Cross multiply
    508,397.04x = 762,600.96 × 153,414.18
  4. Step 4: Simplify right side
    508,397.04x = 116,993,800,945.61
  5. Step 5: Solve for x
    x = 116,993,800,945.61/508,397.04
  6. Step 6: Final answer
    x = 230,122.90

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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.