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Finding the Third Proportional to 15,997.50 and 25,336.13

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Solution

The third proportional to 15,997.50 and 25,336.13 is: 40,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.50 : 25,336.13 = 25,336.13 : x
  2. Step 2: Convert to fraction form
    15,997.50/25,336.13 = 25,336.13/x
  3. Step 3: Cross multiply
    15,997.50x = 25,336.13 × 25,336.13
  4. Step 4: Simplify right side
    15,997.50x = 641,919,230.02
  5. Step 5: Solve for x
    x = 641,919,230.02/15,997.50
  6. Step 6: Final answer
    x = 40,126.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.