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Finding the Third Proportional to 8,049 and 12,313

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Solution

The third proportional to 8,049 and 12,313 is: 18,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049 : 12,313 = 12,313 : x
  2. Step 2: Convert to fraction form
    8,049/12,313 = 12,313/x
  3. Step 3: Cross multiply
    8,049x = 12,313 × 12,313
  4. Step 4: Simplify right side
    8,049x = 151,609,969
  5. Step 5: Solve for x
    x = 151,609,969/8,049
  6. Step 6: Final answer
    x = 18,835.88

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.