Home / 1,008.24-1,391.26-566.04

Finding the Fourth Proportional to 1,008.24, 1,391.26 and 566.04

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Solution

The fourth proportional to 1,008.24, 1,391.26 and 566.04 is: 781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008.24 : 1,391.26 = 566.04 : x
  2. Step 2: Convert to fraction form
    1,008.24/1,391.26 = 566.04/x
  3. Step 3: Cross multiply
    1,008.24x = 1,391.26 × 566.04
  4. Step 4: Simplify right side
    1,008.24x = 787,508.81
  5. Step 5: Solve for x
    x = 787,508.81/1,008.24
  6. Step 6: Final answer
    x = 781.07

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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.