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Finding the Fourth Proportional to 3,632.60, 5,437.89 and 3,286.08

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Solution

The fourth proportional to 3,632.60, 5,437.89 and 3,286.08 is: 4,919.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.60 : 5,437.89 = 3,286.08 : x
  2. Step 2: Convert to fraction form
    3,632.60/5,437.89 = 3,286.08/x
  3. Step 3: Cross multiply
    3,632.60x = 5,437.89 × 3,286.08
  4. Step 4: Simplify right side
    3,632.60x = 17,869,341.57
  5. Step 5: Solve for x
    x = 17,869,341.57/3,632.60
  6. Step 6: Final answer
    x = 4,919.17

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