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Finding the Third Proportional to 10,036 and 20,800

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Solution

The third proportional to 10,036 and 20,800 is: 43,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,036 : 20,800 = 20,800 : x
  2. Step 2: Convert to fraction form
    10,036/20,800 = 20,800/x
  3. Step 3: Cross multiply
    10,036x = 20,800 × 20,800
  4. Step 4: Simplify right side
    10,036x = 432,640,000
  5. Step 5: Solve for x
    x = 432,640,000/10,036
  6. Step 6: Final answer
    x = 43,108.81

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.