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Finding the Fourth Proportional to 6,913.11, 10,368.65 and 3,402.17

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Solution

The fourth proportional to 6,913.11, 10,368.65 and 3,402.17 is: 5,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.11 : 10,368.65 = 3,402.17 : x
  2. Step 2: Convert to fraction form
    6,913.11/10,368.65 = 3,402.17/x
  3. Step 3: Cross multiply
    6,913.11x = 10,368.65 × 3,402.17
  4. Step 4: Simplify right side
    6,913.11x = 35,275,841.12
  5. Step 5: Solve for x
    x = 35,275,841.12/6,913.11
  6. Step 6: Final answer
    x = 5,102.75

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