Home / 732,176.40-1,098,920.70-632,449.20

Finding the Fourth Proportional to 732,176.40, 1,098,920.70 and 632,449.20

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Solution

The fourth proportional to 732,176.40, 1,098,920.70 and 632,449.20 is: 949,240.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,176.40 : 1,098,920.70 = 632,449.20 : x
  2. Step 2: Convert to fraction form
    732,176.40/1,098,920.70 = 632,449.20/x
  3. Step 3: Cross multiply
    732,176.40x = 1,098,920.70 × 632,449.20
  4. Step 4: Simplify right side
    732,176.40x = 695,011,517,578.44
  5. Step 5: Solve for x
    x = 695,011,517,578.44/732,176.40
  6. Step 6: Final answer
    x = 949,240.53

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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.