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Finding the Fourth Proportional to 1,150.94, 1,589.61 and 759.71

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Solution

The fourth proportional to 1,150.94, 1,589.61 and 759.71 is: 1,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.94 : 1,589.61 = 759.71 : x
  2. Step 2: Convert to fraction form
    1,150.94/1,589.61 = 759.71/x
  3. Step 3: Cross multiply
    1,150.94x = 1,589.61 × 759.71
  4. Step 4: Simplify right side
    1,150.94x = 1,207,634.67
  5. Step 5: Solve for x
    x = 1,207,634.67/1,150.94
  6. Step 6: Final answer
    x = 1,049.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.