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Finding the Fourth Proportional to 1,818.80, 2,725.80 and 1,352.93

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Solution

The fourth proportional to 1,818.80, 2,725.80 and 1,352.93 is: 2,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.80 : 2,725.80 = 1,352.93 : x
  2. Step 2: Convert to fraction form
    1,818.80/2,725.80 = 1,352.93/x
  3. Step 3: Cross multiply
    1,818.80x = 2,725.80 × 1,352.93
  4. Step 4: Simplify right side
    1,818.80x = 3,687,816.59
  5. Step 5: Solve for x
    x = 3,687,816.59/1,818.80
  6. Step 6: Final answer
    x = 2,027.61

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