Home / 293,951.28-440,577-204,721.68

Finding the Fourth Proportional to 293,951.28, 440,577 and 204,721.68

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Solution

The fourth proportional to 293,951.28, 440,577 and 204,721.68 is: 306,838.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,951.28 : 440,577 = 204,721.68 : x
  2. Step 2: Convert to fraction form
    293,951.28/440,577 = 204,721.68/x
  3. Step 3: Cross multiply
    293,951.28x = 440,577 × 204,721.68
  4. Step 4: Simplify right side
    293,951.28x = 90,195,663,609.36
  5. Step 5: Solve for x
    x = 90,195,663,609.36/293,951.28
  6. Step 6: Final answer
    x = 306,838.82

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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.