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Finding the Fourth Proportional to 2,198.97, 3,034.59 and 1,204.27

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Solution

The fourth proportional to 2,198.97, 3,034.59 and 1,204.27 is: 1,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.97 : 3,034.59 = 1,204.27 : x
  2. Step 2: Convert to fraction form
    2,198.97/3,034.59 = 1,204.27/x
  3. Step 3: Cross multiply
    2,198.97x = 3,034.59 × 1,204.27
  4. Step 4: Simplify right side
    2,198.97x = 3,654,453.60
  5. Step 5: Solve for x
    x = 3,654,453.60/2,198.97
  6. Step 6: Final answer
    x = 1,661.89

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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.