Home / 393,924.30-543,608.15-240,951.25

Finding the Fourth Proportional to 393,924.30, 543,608.15 and 240,951.25

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Solution

The fourth proportional to 393,924.30, 543,608.15 and 240,951.25 is: 332,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,924.30 : 543,608.15 = 240,951.25 : x
  2. Step 2: Convert to fraction form
    393,924.30/543,608.15 = 240,951.25/x
  3. Step 3: Cross multiply
    393,924.30x = 543,608.15 × 240,951.25
  4. Step 4: Simplify right side
    393,924.30x = 130,983,063,252.69
  5. Step 5: Solve for x
    x = 130,983,063,252.69/393,924.30
  6. Step 6: Final answer
    x = 332,508.21

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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.