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Finding the Fourth Proportional to 2,727.57, 3,763.77 and 1,548.42

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Solution

The fourth proportional to 2,727.57, 3,763.77 and 1,548.42 is: 2,136.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.57 : 3,763.77 = 1,548.42 : x
  2. Step 2: Convert to fraction form
    2,727.57/3,763.77 = 1,548.42/x
  3. Step 3: Cross multiply
    2,727.57x = 3,763.77 × 1,548.42
  4. Step 4: Simplify right side
    2,727.57x = 5,827,876.82
  5. Step 5: Solve for x
    x = 5,827,876.82/2,727.57
  6. Step 6: Final answer
    x = 2,136.65

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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.