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Finding the Third Proportional to 13,936 and 15,952

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Solution

The third proportional to 13,936 and 15,952 is: 18,259.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936 : 15,952 = 15,952 : x
  2. Step 2: Convert to fraction form
    13,936/15,952 = 15,952/x
  3. Step 3: Cross multiply
    13,936x = 15,952 × 15,952
  4. Step 4: Simplify right side
    13,936x = 254,466,304
  5. Step 5: Solve for x
    x = 254,466,304/13,936
  6. Step 6: Final answer
    x = 18,259.64

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.