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Finding the Fourth Proportional to 2,791.73, 3,845.72 and 2,392.10

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Solution

The fourth proportional to 2,791.73, 3,845.72 and 2,392.10 is: 3,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.73 : 3,845.72 = 2,392.10 : x
  2. Step 2: Convert to fraction form
    2,791.73/3,845.72 = 2,392.10/x
  3. Step 3: Cross multiply
    2,791.73x = 3,845.72 × 2,392.10
  4. Step 4: Simplify right side
    2,791.73x = 9,199,315.62
  5. Step 5: Solve for x
    x = 9,199,315.62/2,791.73
  6. Step 6: Final answer
    x = 3,295.21

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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.