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Finding the Fourth Proportional to 3,822.12, 5,729.94 and 1,741.40

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Solution

The fourth proportional to 3,822.12, 5,729.94 and 1,741.40 is: 2,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.12 : 5,729.94 = 1,741.40 : x
  2. Step 2: Convert to fraction form
    3,822.12/5,729.94 = 1,741.40/x
  3. Step 3: Cross multiply
    3,822.12x = 5,729.94 × 1,741.40
  4. Step 4: Simplify right side
    3,822.12x = 9,978,117.52
  5. Step 5: Solve for x
    x = 9,978,117.52/3,822.12
  6. Step 6: Final answer
    x = 2,610.62

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