Home / 678,229.20-1,015,594.20-538,261.20

Finding the Fourth Proportional to 678,229.20, 1,015,594.20 and 538,261.20

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Solution

The fourth proportional to 678,229.20, 1,015,594.20 and 538,261.20 is: 806,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,229.20 : 1,015,594.20 = 538,261.20 : x
  2. Step 2: Convert to fraction form
    678,229.20/1,015,594.20 = 538,261.20/x
  3. Step 3: Cross multiply
    678,229.20x = 1,015,594.20 × 538,261.20
  4. Step 4: Simplify right side
    678,229.20x = 546,654,952,805.04
  5. Step 5: Solve for x
    x = 546,654,952,805.04/678,229.20
  6. Step 6: Final answer
    x = 806,003.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.