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Finding the Third Proportional to 74.75 and 88

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Solution

The third proportional to 74.75 and 88 is: 103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74.75 : 88 = 88 : x
  2. Step 2: Convert to fraction form
    74.75/88 = 88/x
  3. Step 3: Cross multiply
    74.75x = 88 × 88
  4. Step 4: Simplify right side
    74.75x = 7,744
  5. Step 5: Solve for x
    x = 7,744/74.75
  6. Step 6: Final answer
    x = 103.60

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