Home / 541,385.10-812,077.65-494,145.90

Finding the Fourth Proportional to 541,385.10, 812,077.65 and 494,145.90

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Solution

The fourth proportional to 541,385.10, 812,077.65 and 494,145.90 is: 741,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,385.10 : 812,077.65 = 494,145.90 : x
  2. Step 2: Convert to fraction form
    541,385.10/812,077.65 = 494,145.90/x
  3. Step 3: Cross multiply
    541,385.10x = 812,077.65 × 494,145.90
  4. Step 4: Simplify right side
    541,385.10x = 401,284,841,229.14
  5. Step 5: Solve for x
    x = 401,284,841,229.14/541,385.10
  6. Step 6: Final answer
    x = 741,218.85

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Similar ratio
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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.