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Finding the Third Proportional to 386 and 463

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Solution

The third proportional to 386 and 463 is: 555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    386 : 463 = 463 : x
  2. Step 2: Convert to fraction form
    386/463 = 463/x
  3. Step 3: Cross multiply
    386x = 463 × 463
  4. Step 4: Simplify right side
    386x = 214,369
  5. Step 5: Solve for x
    x = 214,369/386
  6. Step 6: Final answer
    x = 555.36

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