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Finding the Fourth Proportional to 3,914.91, 5,870.97 and 1,834.56

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Solution

The fourth proportional to 3,914.91, 5,870.97 and 1,834.56 is: 2,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.91 : 5,870.97 = 1,834.56 : x
  2. Step 2: Convert to fraction form
    3,914.91/5,870.97 = 1,834.56/x
  3. Step 3: Cross multiply
    3,914.91x = 5,870.97 × 1,834.56
  4. Step 4: Simplify right side
    3,914.91x = 10,770,646.72
  5. Step 5: Solve for x
    x = 10,770,646.72/3,914.91
  6. Step 6: Final answer
    x = 2,751.19

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