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Finding the Third Proportional to 10,552 and 15,208

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Solution

The third proportional to 10,552 and 15,208 is: 21,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552 : 15,208 = 15,208 : x
  2. Step 2: Convert to fraction form
    10,552/15,208 = 15,208/x
  3. Step 3: Cross multiply
    10,552x = 15,208 × 15,208
  4. Step 4: Simplify right side
    10,552x = 231,283,264
  5. Step 5: Solve for x
    x = 231,283,264/10,552
  6. Step 6: Final answer
    x = 21,918.43

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.