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Finding the Fourth Proportional to 2,841.82, 4,262.05 and 1,086.18

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Solution

The fourth proportional to 2,841.82, 4,262.05 and 1,086.18 is: 1,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.82 : 4,262.05 = 1,086.18 : x
  2. Step 2: Convert to fraction form
    2,841.82/4,262.05 = 1,086.18/x
  3. Step 3: Cross multiply
    2,841.82x = 4,262.05 × 1,086.18
  4. Step 4: Simplify right side
    2,841.82x = 4,629,338.84
  5. Step 5: Solve for x
    x = 4,629,338.84/2,841.82
  6. Step 6: Final answer
    x = 1,629.01

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