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Finding the Third Proportional to 20,438.58 and 44,108.30

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Solution

The third proportional to 20,438.58 and 44,108.30 is: 95,189.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,438.58 : 44,108.30 = 44,108.30 : x
  2. Step 2: Convert to fraction form
    20,438.58/44,108.30 = 44,108.30/x
  3. Step 3: Cross multiply
    20,438.58x = 44,108.30 × 44,108.30
  4. Step 4: Simplify right side
    20,438.58x = 1,945,541,853.21
  5. Step 5: Solve for x
    x = 1,945,541,853.21/20,438.58
  6. Step 6: Final answer
    x = 95,189.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.