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Finding the Fourth Proportional to 1,994.00, 2,751.57 and 1,109.79

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Solution

The fourth proportional to 1,994.00, 2,751.57 and 1,109.79 is: 1,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.00 : 2,751.57 = 1,109.79 : x
  2. Step 2: Convert to fraction form
    1,994.00/2,751.57 = 1,109.79/x
  3. Step 3: Cross multiply
    1,994.00x = 2,751.57 × 1,109.79
  4. Step 4: Simplify right side
    1,994.00x = 3,053,664.87
  5. Step 5: Solve for x
    x = 3,053,664.87/1,994.00
  6. Step 6: Final answer
    x = 1,531.43

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