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Finding the Fourth Proportional to 1,982.93, 2,736.35 and 1,098.73

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Solution

The fourth proportional to 1,982.93, 2,736.35 and 1,098.73 is: 1,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.93 : 2,736.35 = 1,098.73 : x
  2. Step 2: Convert to fraction form
    1,982.93/2,736.35 = 1,098.73/x
  3. Step 3: Cross multiply
    1,982.93x = 2,736.35 × 1,098.73
  4. Step 4: Simplify right side
    1,982.93x = 3,006,496.15
  5. Step 5: Solve for x
    x = 3,006,496.15/1,982.93
  6. Step 6: Final answer
    x = 1,516.19

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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.