Home / 391,928.46-588,233.97-223,785.42

Finding the Fourth Proportional to 391,928.46, 588,233.97 and 223,785.42

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Solution

The fourth proportional to 391,928.46, 588,233.97 and 223,785.42 is: 335,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,928.46 : 588,233.97 = 223,785.42 : x
  2. Step 2: Convert to fraction form
    391,928.46/588,233.97 = 223,785.42/x
  3. Step 3: Cross multiply
    391,928.46x = 588,233.97 × 223,785.42
  4. Step 4: Simplify right side
    391,928.46x = 131,638,186,034.72
  5. Step 5: Solve for x
    x = 131,638,186,034.72/391,928.46
  6. Step 6: Final answer
    x = 335,873.00

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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.