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Finding the Fourth Proportional to 3,834.48, 5,749.40 and 1,368.84

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Solution

The fourth proportional to 3,834.48, 5,749.40 and 1,368.84 is: 2,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.48 : 5,749.40 = 1,368.84 : x
  2. Step 2: Convert to fraction form
    3,834.48/5,749.40 = 1,368.84/x
  3. Step 3: Cross multiply
    3,834.48x = 5,749.40 × 1,368.84
  4. Step 4: Simplify right side
    3,834.48x = 7,870,008.70
  5. Step 5: Solve for x
    x = 7,870,008.70/3,834.48
  6. Step 6: Final answer
    x = 2,052.43

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