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Finding the Fourth Proportional to 490.08, 735.33 and 165.48

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Solution

The fourth proportional to 490.08, 735.33 and 165.48 is: 248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    490.08 : 735.33 = 165.48 : x
  2. Step 2: Convert to fraction form
    490.08/735.33 = 165.48/x
  3. Step 3: Cross multiply
    490.08x = 735.33 × 165.48
  4. Step 4: Simplify right side
    490.08x = 121,682.41
  5. Step 5: Solve for x
    x = 121,682.41/490.08
  6. Step 6: Final answer
    x = 248.29

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