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Finding the Fourth Proportional to 2,092.92, 2,888.17 and 1,148.71

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Solution

The fourth proportional to 2,092.92, 2,888.17 and 1,148.71 is: 1,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.92 : 2,888.17 = 1,148.71 : x
  2. Step 2: Convert to fraction form
    2,092.92/2,888.17 = 1,148.71/x
  3. Step 3: Cross multiply
    2,092.92x = 2,888.17 × 1,148.71
  4. Step 4: Simplify right side
    2,092.92x = 3,317,669.76
  5. Step 5: Solve for x
    x = 3,317,669.76/2,092.92
  6. Step 6: Final answer
    x = 1,585.19

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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.