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Finding the Fourth Proportional to 2,735.28, 3,773.28 and 1,791.36

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Solution

The fourth proportional to 2,735.28, 3,773.28 and 1,791.36 is: 2,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.28 : 3,773.28 = 1,791.36 : x
  2. Step 2: Convert to fraction form
    2,735.28/3,773.28 = 1,791.36/x
  3. Step 3: Cross multiply
    2,735.28x = 3,773.28 × 1,791.36
  4. Step 4: Simplify right side
    2,735.28x = 6,759,302.86
  5. Step 5: Solve for x
    x = 6,759,302.86/2,735.28
  6. Step 6: Final answer
    x = 2,471.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.