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Finding the Third Proportional to 767 and 845

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Solution

The third proportional to 767 and 845 is: 930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    767 : 845 = 845 : x
  2. Step 2: Convert to fraction form
    767/845 = 845/x
  3. Step 3: Cross multiply
    767x = 845 × 845
  4. Step 4: Simplify right side
    767x = 714,025
  5. Step 5: Solve for x
    x = 714,025/767
  6. Step 6: Final answer
    x = 930.93

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