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Finding the Third Proportional to 20,020.50 and 26,865

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Solution

The third proportional to 20,020.50 and 26,865 is: 36,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020.50 : 26,865 = 26,865 : x
  2. Step 2: Convert to fraction form
    20,020.50/26,865 = 26,865/x
  3. Step 3: Cross multiply
    20,020.50x = 26,865 × 26,865
  4. Step 4: Simplify right side
    20,020.50x = 721,728,225
  5. Step 5: Solve for x
    x = 721,728,225/20,020.50
  6. Step 6: Final answer
    x = 36,049.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.