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Finding the Fourth Proportional to 3,343.16, 5,015.82 and 1,395.92

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Solution

The fourth proportional to 3,343.16, 5,015.82 and 1,395.92 is: 2,094.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.16 : 5,015.82 = 1,395.92 : x
  2. Step 2: Convert to fraction form
    3,343.16/5,015.82 = 1,395.92/x
  3. Step 3: Cross multiply
    3,343.16x = 5,015.82 × 1,395.92
  4. Step 4: Simplify right side
    3,343.16x = 7,001,683.45
  5. Step 5: Solve for x
    x = 7,001,683.45/3,343.16
  6. Step 6: Final answer
    x = 2,094.33

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