Home / 726,581.00-1,002,681.77-404,311.85

Finding the Fourth Proportional to 726,581.00, 1,002,681.77 and 404,311.85

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Solution

The fourth proportional to 726,581.00, 1,002,681.77 and 404,311.85 is: 557,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,581.00 : 1,002,681.77 = 404,311.85 : x
  2. Step 2: Convert to fraction form
    726,581.00/1,002,681.77 = 404,311.85/x
  3. Step 3: Cross multiply
    726,581.00x = 1,002,681.77 × 404,311.85
  4. Step 4: Simplify right side
    726,581.00x = 405,396,117,387.35
  5. Step 5: Solve for x
    x = 405,396,117,387.35/726,581.00
  6. Step 6: Final answer
    x = 557,950.35

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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.