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Finding the Fourth Proportional to 1,780.91, 2,674.82 and 1,452.09

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Solution

The fourth proportional to 1,780.91, 2,674.82 and 1,452.09 is: 2,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780.91 : 2,674.82 = 1,452.09 : x
  2. Step 2: Convert to fraction form
    1,780.91/2,674.82 = 1,452.09/x
  3. Step 3: Cross multiply
    1,780.91x = 2,674.82 × 1,452.09
  4. Step 4: Simplify right side
    1,780.91x = 3,884,079.37
  5. Step 5: Solve for x
    x = 3,884,079.37/1,780.91
  6. Step 6: Final answer
    x = 2,180.95

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