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Finding the Third Proportional to 14,732 and 20,986

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Solution

The third proportional to 14,732 and 20,986 is: 29,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732 : 20,986 = 20,986 : x
  2. Step 2: Convert to fraction form
    14,732/20,986 = 20,986/x
  3. Step 3: Cross multiply
    14,732x = 20,986 × 20,986
  4. Step 4: Simplify right side
    14,732x = 440,412,196
  5. Step 5: Solve for x
    x = 440,412,196/14,732
  6. Step 6: Final answer
    x = 29,894.94

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.