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Finding the Third Proportional to 12,252 and 18,288

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Solution

The third proportional to 12,252 and 18,288 is: 27,297.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252 : 18,288 = 18,288 : x
  2. Step 2: Convert to fraction form
    12,252/18,288 = 18,288/x
  3. Step 3: Cross multiply
    12,252x = 18,288 × 18,288
  4. Step 4: Simplify right side
    12,252x = 334,450,944
  5. Step 5: Solve for x
    x = 334,450,944/12,252
  6. Step 6: Final answer
    x = 27,297.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.