Home / 773,531.20-1,159,375.20-324,251.20

Finding the Fourth Proportional to 773,531.20, 1,159,375.20 and 324,251.20

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Solution

The fourth proportional to 773,531.20, 1,159,375.20 and 324,251.20 is: 485,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,531.20 : 1,159,375.20 = 324,251.20 : x
  2. Step 2: Convert to fraction form
    773,531.20/1,159,375.20 = 324,251.20/x
  3. Step 3: Cross multiply
    773,531.20x = 1,159,375.20 × 324,251.20
  4. Step 4: Simplify right side
    773,531.20x = 375,928,799,850.24
  5. Step 5: Solve for x
    x = 375,928,799,850.24/773,531.20
  6. Step 6: Final answer
    x = 485,990.48

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1.5x scale

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.