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Finding the Third Proportional to 17,080.50 and 25,215

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Solution

The third proportional to 17,080.50 and 25,215 is: 37,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.50 : 25,215 = 25,215 : x
  2. Step 2: Convert to fraction form
    17,080.50/25,215 = 25,215/x
  3. Step 3: Cross multiply
    17,080.50x = 25,215 × 25,215
  4. Step 4: Simplify right side
    17,080.50x = 635,796,225
  5. Step 5: Solve for x
    x = 635,796,225/17,080.50
  6. Step 6: Final answer
    x = 37,223.51

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.