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Finding the Fourth Proportional to 3,836.82, 5,756.82 and 1,863.51

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Solution

The fourth proportional to 3,836.82, 5,756.82 and 1,863.51 is: 2,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.82 : 5,756.82 = 1,863.51 : x
  2. Step 2: Convert to fraction form
    3,836.82/5,756.82 = 1,863.51/x
  3. Step 3: Cross multiply
    3,836.82x = 5,756.82 × 1,863.51
  4. Step 4: Simplify right side
    3,836.82x = 10,727,873.54
  5. Step 5: Solve for x
    x = 10,727,873.54/3,836.82
  6. Step 6: Final answer
    x = 2,796.03

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