Home / 773,523.20-1,159,363.20-324,243.20

Finding the Fourth Proportional to 773,523.20, 1,159,363.20 and 324,243.20

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Solution

The fourth proportional to 773,523.20, 1,159,363.20 and 324,243.20 is: 485,978.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,523.20 : 1,159,363.20 = 324,243.20 : x
  2. Step 2: Convert to fraction form
    773,523.20/1,159,363.20 = 324,243.20/x
  3. Step 3: Cross multiply
    773,523.20x = 1,159,363.20 × 324,243.20
  4. Step 4: Simplify right side
    773,523.20x = 375,915,633,930.24
  5. Step 5: Solve for x
    x = 375,915,633,930.24/773,523.20
  6. Step 6: Final answer
    x = 485,978.49

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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.