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Finding the Third Proportional to 20,160 and 44,256

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Solution

The third proportional to 20,160 and 44,256 is: 97,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160 : 44,256 = 44,256 : x
  2. Step 2: Convert to fraction form
    20,160/44,256 = 44,256/x
  3. Step 3: Cross multiply
    20,160x = 44,256 × 44,256
  4. Step 4: Simplify right side
    20,160x = 1,958,593,536
  5. Step 5: Solve for x
    x = 1,958,593,536/20,160
  6. Step 6: Final answer
    x = 97,152.46

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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.