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Finding the Third Proportional to 499 and 797.13

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Solution

The third proportional to 499 and 797.13 is: 1,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    499 : 797.13 = 797.13 : x
  2. Step 2: Convert to fraction form
    499/797.13 = 797.13/x
  3. Step 3: Cross multiply
    499x = 797.13 × 797.13
  4. Step 4: Simplify right side
    499x = 635,408.27
  5. Step 5: Solve for x
    x = 635,408.27/499
  6. Step 6: Final answer
    x = 1,273.36

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.