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Finding the Third Proportional to 18,026.63 and 38,717.25

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Solution

The third proportional to 18,026.63 and 38,717.25 is: 83,156.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.63 : 38,717.25 = 38,717.25 : x
  2. Step 2: Convert to fraction form
    18,026.63/38,717.25 = 38,717.25/x
  3. Step 3: Cross multiply
    18,026.63x = 38,717.25 × 38,717.25
  4. Step 4: Simplify right side
    18,026.63x = 1,499,025,447.56
  5. Step 5: Solve for x
    x = 1,499,025,447.56/18,026.63
  6. Step 6: Final answer
    x = 83,156.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.