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Finding the Fourth Proportional to 662.48, 993.96 and 251.84

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Solution

The fourth proportional to 662.48, 993.96 and 251.84 is: 377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    662.48 : 993.96 = 251.84 : x
  2. Step 2: Convert to fraction form
    662.48/993.96 = 251.84/x
  3. Step 3: Cross multiply
    662.48x = 993.96 × 251.84
  4. Step 4: Simplify right side
    662.48x = 250,318.89
  5. Step 5: Solve for x
    x = 250,318.89/662.48
  6. Step 6: Final answer
    x = 377.85

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