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Finding the Third Proportional to 5,397 and 11,055

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Solution

The third proportional to 5,397 and 11,055 is: 22,644.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397 : 11,055 = 11,055 : x
  2. Step 2: Convert to fraction form
    5,397/11,055 = 11,055/x
  3. Step 3: Cross multiply
    5,397x = 11,055 × 11,055
  4. Step 4: Simplify right side
    5,397x = 122,213,025
  5. Step 5: Solve for x
    x = 122,213,025/5,397
  6. Step 6: Final answer
    x = 22,644.62

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.