Home / 838,264.50-1,156,629.92-548,300.97

Finding the Fourth Proportional to 838,264.50, 1,156,629.92 and 548,300.97

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Solution

The fourth proportional to 838,264.50, 1,156,629.92 and 548,300.97 is: 756,540.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,264.50 : 1,156,629.92 = 548,300.97 : x
  2. Step 2: Convert to fraction form
    838,264.50/1,156,629.92 = 548,300.97/x
  3. Step 3: Cross multiply
    838,264.50x = 1,156,629.92 × 548,300.97
  4. Step 4: Simplify right side
    838,264.50x = 634,181,304,325.52
  5. Step 5: Solve for x
    x = 634,181,304,325.52/838,264.50
  6. Step 6: Final answer
    x = 756,540.81

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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.