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Finding the Third Proportional to 18,107.44 and 26,512.88

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Solution

The third proportional to 18,107.44 and 26,512.88 is: 38,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107.44 : 26,512.88 = 26,512.88 : x
  2. Step 2: Convert to fraction form
    18,107.44/26,512.88 = 26,512.88/x
  3. Step 3: Cross multiply
    18,107.44x = 26,512.88 × 26,512.88
  4. Step 4: Simplify right side
    18,107.44x = 702,932,540.77
  5. Step 5: Solve for x
    x = 702,932,540.77/18,107.44
  6. Step 6: Final answer
    x = 38,820.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.