Home / 449,452.28-674,180.98-149,931.96

Finding the Fourth Proportional to 449,452.28, 674,180.98 and 149,931.96

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Solution

The fourth proportional to 449,452.28, 674,180.98 and 149,931.96 is: 224,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,452.28 : 674,180.98 = 149,931.96 : x
  2. Step 2: Convert to fraction form
    449,452.28/674,180.98 = 149,931.96/x
  3. Step 3: Cross multiply
    449,452.28x = 674,180.98 × 149,931.96
  4. Step 4: Simplify right side
    449,452.28x = 101,081,275,726.12
  5. Step 5: Solve for x
    x = 101,081,275,726.12/449,452.28
  6. Step 6: Final answer
    x = 224,898.79

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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.