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Finding the Fourth Proportional to 3,983.05, 5,976.18 and 1,792.81

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Solution

The fourth proportional to 3,983.05, 5,976.18 and 1,792.81 is: 2,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.05 : 5,976.18 = 1,792.81 : x
  2. Step 2: Convert to fraction form
    3,983.05/5,976.18 = 1,792.81/x
  3. Step 3: Cross multiply
    3,983.05x = 5,976.18 × 1,792.81
  4. Step 4: Simplify right side
    3,983.05x = 10,714,155.27
  5. Step 5: Solve for x
    x = 10,714,155.27/3,983.05
  6. Step 6: Final answer
    x = 2,689.94

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