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Finding the Fourth Proportional to 7,272.71, 10,904.69 and 3,269.36

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Solution

The fourth proportional to 7,272.71, 10,904.69 and 3,269.36 is: 4,902.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.71 : 10,904.69 = 3,269.36 : x
  2. Step 2: Convert to fraction form
    7,272.71/10,904.69 = 3,269.36/x
  3. Step 3: Cross multiply
    7,272.71x = 10,904.69 × 3,269.36
  4. Step 4: Simplify right side
    7,272.71x = 35,651,357.30
  5. Step 5: Solve for x
    x = 35,651,357.30/7,272.71
  6. Step 6: Final answer
    x = 4,902.07

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