Home / 681,575.40-1,022,363.10-548,715.15

Finding the Fourth Proportional to 681,575.40, 1,022,363.10 and 548,715.15

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Solution

The fourth proportional to 681,575.40, 1,022,363.10 and 548,715.15 is: 823,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,575.40 : 1,022,363.10 = 548,715.15 : x
  2. Step 2: Convert to fraction form
    681,575.40/1,022,363.10 = 548,715.15/x
  3. Step 3: Cross multiply
    681,575.40x = 1,022,363.10 × 548,715.15
  4. Step 4: Simplify right side
    681,575.40x = 560,986,121,770.97
  5. Step 5: Solve for x
    x = 560,986,121,770.97/681,575.40
  6. Step 6: Final answer
    x = 823,072.73

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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.