Home / 1,040,519.88-1,560,757.65-479,554.38

Finding the Fourth Proportional to 1,040,519.88, 1,560,757.65 and 479,554.38

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Solution

The fourth proportional to 1,040,519.88, 1,560,757.65 and 479,554.38 is: 719,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,519.88 : 1,560,757.65 = 479,554.38 : x
  2. Step 2: Convert to fraction form
    1,040,519.88/1,560,757.65 = 479,554.38/x
  3. Step 3: Cross multiply
    1,040,519.88x = 1,560,757.65 × 479,554.38
  4. Step 4: Simplify right side
    1,040,519.88x = 748,468,167,176.01
  5. Step 5: Solve for x
    x = 748,468,167,176.01/1,040,519.88
  6. Step 6: Final answer
    x = 719,321.35

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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.