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Finding the Fourth Proportional to 2,268.74, 3,399.86 and 1,292.82

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Solution

The fourth proportional to 2,268.74, 3,399.86 and 1,292.82 is: 1,937.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.74 : 3,399.86 = 1,292.82 : x
  2. Step 2: Convert to fraction form
    2,268.74/3,399.86 = 1,292.82/x
  3. Step 3: Cross multiply
    2,268.74x = 3,399.86 × 1,292.82
  4. Step 4: Simplify right side
    2,268.74x = 4,395,407.01
  5. Step 5: Solve for x
    x = 4,395,407.01/2,268.74
  6. Step 6: Final answer
    x = 1,937.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.