Home / 374,862.11-517,099.46-229,738.20

Finding the Fourth Proportional to 374,862.11, 517,099.46 and 229,738.20

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Solution

The fourth proportional to 374,862.11, 517,099.46 and 229,738.20 is: 316,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,862.11 : 517,099.46 = 229,738.20 : x
  2. Step 2: Convert to fraction form
    374,862.11/517,099.46 = 229,738.20/x
  3. Step 3: Cross multiply
    374,862.11x = 517,099.46 × 229,738.20
  4. Step 4: Simplify right side
    374,862.11x = 118,797,499,304.78
  5. Step 5: Solve for x
    x = 118,797,499,304.78/374,862.11
  6. Step 6: Final answer
    x = 316,909.86

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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.