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Finding the Third Proportional to 17,273.78 and 36,623.44

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Solution

The third proportional to 17,273.78 and 36,623.44 is: 77,648.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,273.78 : 36,623.44 = 36,623.44 : x
  2. Step 2: Convert to fraction form
    17,273.78/36,623.44 = 36,623.44/x
  3. Step 3: Cross multiply
    17,273.78x = 36,623.44 × 36,623.44
  4. Step 4: Simplify right side
    17,273.78x = 1,341,276,174.32
  5. Step 5: Solve for x
    x = 1,341,276,174.32/17,273.78
  6. Step 6: Final answer
    x = 77,648.09

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.