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Finding the Fourth Proportional to 5,388.82, 8,071.52 and 3,302.53

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Solution

The fourth proportional to 5,388.82, 8,071.52 and 3,302.53 is: 4,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.82 : 8,071.52 = 3,302.53 : x
  2. Step 2: Convert to fraction form
    5,388.82/8,071.52 = 3,302.53/x
  3. Step 3: Cross multiply
    5,388.82x = 8,071.52 × 3,302.53
  4. Step 4: Simplify right side
    5,388.82x = 26,656,400.25
  5. Step 5: Solve for x
    x = 26,656,400.25/5,388.82
  6. Step 6: Final answer
    x = 4,946.61

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