Home / 391,255.28-586,494.08-233,246.96

Finding the Fourth Proportional to 391,255.28, 586,494.08 and 233,246.96

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Solution

The fourth proportional to 391,255.28, 586,494.08 and 233,246.96 is: 349,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,255.28 : 586,494.08 = 233,246.96 : x
  2. Step 2: Convert to fraction form
    391,255.28/586,494.08 = 233,246.96/x
  3. Step 3: Cross multiply
    391,255.28x = 586,494.08 × 233,246.96
  4. Step 4: Simplify right side
    391,255.28x = 136,797,961,218.00
  5. Step 5: Solve for x
    x = 136,797,961,218.00/391,255.28
  6. Step 6: Final answer
    x = 349,638.63

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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.