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Finding the Third Proportional to 9,620.44 and 20,676.94

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Solution

The third proportional to 9,620.44 and 20,676.94 is: 44,440.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.44 : 20,676.94 = 20,676.94 : x
  2. Step 2: Convert to fraction form
    9,620.44/20,676.94 = 20,676.94/x
  3. Step 3: Cross multiply
    9,620.44x = 20,676.94 × 20,676.94
  4. Step 4: Simplify right side
    9,620.44x = 427,535,744.38
  5. Step 5: Solve for x
    x = 427,535,744.38/9,620.44
  6. Step 6: Final answer
    x = 44,440.36

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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.