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Finding the Third Proportional to 12,247 and 25,553

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Solution

The third proportional to 12,247 and 25,553 is: 53,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247 : 25,553 = 25,553 : x
  2. Step 2: Convert to fraction form
    12,247/25,553 = 25,553/x
  3. Step 3: Cross multiply
    12,247x = 25,553 × 25,553
  4. Step 4: Simplify right side
    12,247x = 652,955,809
  5. Step 5: Solve for x
    x = 652,955,809/12,247
  6. Step 6: Final answer
    x = 53,315.57

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.