Home / 754,306.15-1,040,855.19-431,997.01

Finding the Fourth Proportional to 754,306.15, 1,040,855.19 and 431,997.01

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Solution

The fourth proportional to 754,306.15, 1,040,855.19 and 431,997.01 is: 596,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,306.15 : 1,040,855.19 = 431,997.01 : x
  2. Step 2: Convert to fraction form
    754,306.15/1,040,855.19 = 431,997.01/x
  3. Step 3: Cross multiply
    754,306.15x = 1,040,855.19 × 431,997.01
  4. Step 4: Simplify right side
    754,306.15x = 449,646,329,922.98
  5. Step 5: Solve for x
    x = 449,646,329,922.98/754,306.15
  6. Step 6: Final answer
    x = 596,105.88

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Double scale
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1.5x scale

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.