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Finding the Third Proportional to 12,239 and 26,503

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Solution

The third proportional to 12,239 and 26,503 is: 57,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239 : 26,503 = 26,503 : x
  2. Step 2: Convert to fraction form
    12,239/26,503 = 26,503/x
  3. Step 3: Cross multiply
    12,239x = 26,503 × 26,503
  4. Step 4: Simplify right side
    12,239x = 702,409,009
  5. Step 5: Solve for x
    x = 702,409,009/12,239
  6. Step 6: Final answer
    x = 57,391.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.