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Finding the Fourth Proportional to 1,496.30, 2,238.97 and 880.29

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Solution

The fourth proportional to 1,496.30, 2,238.97 and 880.29 is: 1,317.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.30 : 2,238.97 = 880.29 : x
  2. Step 2: Convert to fraction form
    1,496.30/2,238.97 = 880.29/x
  3. Step 3: Cross multiply
    1,496.30x = 2,238.97 × 880.29
  4. Step 4: Simplify right side
    1,496.30x = 1,970,942.90
  5. Step 5: Solve for x
    x = 1,970,942.90/1,496.30
  6. Step 6: Final answer
    x = 1,317.21

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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.