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Finding the Fourth Proportional to 2,667.62, 3,683.05 and 2,387.37

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Solution

The fourth proportional to 2,667.62, 3,683.05 and 2,387.37 is: 3,296.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.62 : 3,683.05 = 2,387.37 : x
  2. Step 2: Convert to fraction form
    2,667.62/3,683.05 = 2,387.37/x
  3. Step 3: Cross multiply
    2,667.62x = 3,683.05 × 2,387.37
  4. Step 4: Simplify right side
    2,667.62x = 8,792,791.14
  5. Step 5: Solve for x
    x = 8,792,791.14/2,667.62
  6. Step 6: Final answer
    x = 3,296.12

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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.