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Finding the Third Proportional to 542 and 673

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Solution

The third proportional to 542 and 673 is: 835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    542 : 673 = 673 : x
  2. Step 2: Convert to fraction form
    542/673 = 673/x
  3. Step 3: Cross multiply
    542x = 673 × 673
  4. Step 4: Simplify right side
    542x = 452,929
  5. Step 5: Solve for x
    x = 452,929/542
  6. Step 6: Final answer
    x = 835.66

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