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Finding the Fourth Proportional to 2,747.58, 3,790.61 and 1,568.03

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Solution

The fourth proportional to 2,747.58, 3,790.61 and 1,568.03 is: 2,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.58 : 3,790.61 = 1,568.03 : x
  2. Step 2: Convert to fraction form
    2,747.58/3,790.61 = 1,568.03/x
  3. Step 3: Cross multiply
    2,747.58x = 3,790.61 × 1,568.03
  4. Step 4: Simplify right side
    2,747.58x = 5,943,763.41
  5. Step 5: Solve for x
    x = 5,943,763.41/2,747.58
  6. Step 6: Final answer
    x = 2,163.27

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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.