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Finding the Fourth Proportional to 3,736.52, 5,156.40 and 2,080.52

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Solution

The fourth proportional to 3,736.52, 5,156.40 and 2,080.52 is: 2,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.52 : 5,156.40 = 2,080.52 : x
  2. Step 2: Convert to fraction form
    3,736.52/5,156.40 = 2,080.52/x
  3. Step 3: Cross multiply
    3,736.52x = 5,156.40 × 2,080.52
  4. Step 4: Simplify right side
    3,736.52x = 10,727,993.33
  5. Step 5: Solve for x
    x = 10,727,993.33/3,736.52
  6. Step 6: Final answer
    x = 2,871.12

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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.