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Finding the Third Proportional to 12,443 and 27,313

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Solution

The third proportional to 12,443 and 27,313 is: 59,953.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,443 : 27,313 = 27,313 : x
  2. Step 2: Convert to fraction form
    12,443/27,313 = 27,313/x
  3. Step 3: Cross multiply
    12,443x = 27,313 × 27,313
  4. Step 4: Simplify right side
    12,443x = 745,999,969
  5. Step 5: Solve for x
    x = 745,999,969/12,443
  6. Step 6: Final answer
    x = 59,953.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.