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Finding the Fourth Proportional to 1,843.47, 2,758.71 and 1,150.46

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Solution

The fourth proportional to 1,843.47, 2,758.71 and 1,150.46 is: 1,721.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.47 : 2,758.71 = 1,150.46 : x
  2. Step 2: Convert to fraction form
    1,843.47/2,758.71 = 1,150.46/x
  3. Step 3: Cross multiply
    1,843.47x = 2,758.71 × 1,150.46
  4. Step 4: Simplify right side
    1,843.47x = 3,173,788.09
  5. Step 5: Solve for x
    x = 3,173,788.09/1,843.47
  6. Step 6: Final answer
    x = 1,721.64

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