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Finding the Third Proportional to 20,850 and 45,852

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Solution

The third proportional to 20,850 and 45,852 is: 100,834.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,850 : 45,852 = 45,852 : x
  2. Step 2: Convert to fraction form
    20,850/45,852 = 45,852/x
  3. Step 3: Cross multiply
    20,850x = 45,852 × 45,852
  4. Step 4: Simplify right side
    20,850x = 2,102,405,904
  5. Step 5: Solve for x
    x = 2,102,405,904/20,850
  6. Step 6: Final answer
    x = 100,834.82

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.