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Finding the Third Proportional to 12,296 and 16,124

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Solution

The third proportional to 12,296 and 16,124 is: 21,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296 : 16,124 = 16,124 : x
  2. Step 2: Convert to fraction form
    12,296/16,124 = 16,124/x
  3. Step 3: Cross multiply
    12,296x = 16,124 × 16,124
  4. Step 4: Simplify right side
    12,296x = 259,983,376
  5. Step 5: Solve for x
    x = 259,983,376/12,296
  6. Step 6: Final answer
    x = 21,143.74

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.