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Finding the Third Proportional to 15,170.06 and 17,493.75

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Solution

The third proportional to 15,170.06 and 17,493.75 is: 20,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170.06 : 17,493.75 = 17,493.75 : x
  2. Step 2: Convert to fraction form
    15,170.06/17,493.75 = 17,493.75/x
  3. Step 3: Cross multiply
    15,170.06x = 17,493.75 × 17,493.75
  4. Step 4: Simplify right side
    15,170.06x = 306,031,289.06
  5. Step 5: Solve for x
    x = 306,031,289.06/15,170.06
  6. Step 6: Final answer
    x = 20,173.37

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.