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Finding the Fourth Proportional to 5,292.83, 7,923.66 and 3,912.32

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Solution

The fourth proportional to 5,292.83, 7,923.66 and 3,912.32 is: 5,856.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.83 : 7,923.66 = 3,912.32 : x
  2. Step 2: Convert to fraction form
    5,292.83/7,923.66 = 3,912.32/x
  3. Step 3: Cross multiply
    5,292.83x = 7,923.66 × 3,912.32
  4. Step 4: Simplify right side
    5,292.83x = 30,999,893.49
  5. Step 5: Solve for x
    x = 30,999,893.49/5,292.83
  6. Step 6: Final answer
    x = 5,856.96

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