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Finding the Fourth Proportional to 3,757.95, 5,185.76 and 2,079.25

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Solution

The fourth proportional to 3,757.95, 5,185.76 and 2,079.25 is: 2,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.95 : 5,185.76 = 2,079.25 : x
  2. Step 2: Convert to fraction form
    3,757.95/5,185.76 = 2,079.25/x
  3. Step 3: Cross multiply
    3,757.95x = 5,185.76 × 2,079.25
  4. Step 4: Simplify right side
    3,757.95x = 10,782,491.48
  5. Step 5: Solve for x
    x = 10,782,491.48/3,757.95
  6. Step 6: Final answer
    x = 2,869.25

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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.