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Finding the Fourth Proportional to 1,834.67, 2,752.52 and 724.37

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Solution

The fourth proportional to 1,834.67, 2,752.52 and 724.37 is: 1,086.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.67 : 2,752.52 = 724.37 : x
  2. Step 2: Convert to fraction form
    1,834.67/2,752.52 = 724.37/x
  3. Step 3: Cross multiply
    1,834.67x = 2,752.52 × 724.37
  4. Step 4: Simplify right side
    1,834.67x = 1,993,825.53
  5. Step 5: Solve for x
    x = 1,993,825.53/1,834.67
  6. Step 6: Final answer
    x = 1,086.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.