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Finding the Fourth Proportional to 1,348.05, 2,019.92 and 1,132.05

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Solution

The fourth proportional to 1,348.05, 2,019.92 and 1,132.05 is: 1,696.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.05 : 2,019.92 = 1,132.05 : x
  2. Step 2: Convert to fraction form
    1,348.05/2,019.92 = 1,132.05/x
  3. Step 3: Cross multiply
    1,348.05x = 2,019.92 × 1,132.05
  4. Step 4: Simplify right side
    1,348.05x = 2,286,644.78
  5. Step 5: Solve for x
    x = 2,286,644.78/1,348.05
  6. Step 6: Final answer
    x = 1,696.26

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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.