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Finding the Fourth Proportional to 3,268.54, 4,902.52 and 1,188.56

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Solution

The fourth proportional to 3,268.54, 4,902.52 and 1,188.56 is: 1,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.54 : 4,902.52 = 1,188.56 : x
  2. Step 2: Convert to fraction form
    3,268.54/4,902.52 = 1,188.56/x
  3. Step 3: Cross multiply
    3,268.54x = 4,902.52 × 1,188.56
  4. Step 4: Simplify right side
    3,268.54x = 5,826,939.17
  5. Step 5: Solve for x
    x = 5,826,939.17/3,268.54
  6. Step 6: Final answer
    x = 1,782.73

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