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Finding the Third Proportional to 11,512.13 and 25,207.88

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Solution

The third proportional to 11,512.13 and 25,207.88 is: 55,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.13 : 25,207.88 = 25,207.88 : x
  2. Step 2: Convert to fraction form
    11,512.13/25,207.88 = 25,207.88/x
  3. Step 3: Cross multiply
    11,512.13x = 25,207.88 × 25,207.88
  4. Step 4: Simplify right side
    11,512.13x = 635,436,962.02
  5. Step 5: Solve for x
    x = 635,436,962.02/11,512.13
  6. Step 6: Final answer
    x = 55,197.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.