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Finding the Fourth Proportional to 1,842.82, 2,760.18 and 1,191.58

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Solution

The fourth proportional to 1,842.82, 2,760.18 and 1,191.58 is: 1,784.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.82 : 2,760.18 = 1,191.58 : x
  2. Step 2: Convert to fraction form
    1,842.82/2,760.18 = 1,191.58/x
  3. Step 3: Cross multiply
    1,842.82x = 2,760.18 × 1,191.58
  4. Step 4: Simplify right side
    1,842.82x = 3,288,975.28
  5. Step 5: Solve for x
    x = 3,288,975.28/1,842.82
  6. Step 6: Final answer
    x = 1,784.75

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