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Finding the Third Proportional to 20,760 and 48,336

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Solution

The third proportional to 20,760 and 48,336 is: 112,541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,760 : 48,336 = 48,336 : x
  2. Step 2: Convert to fraction form
    20,760/48,336 = 48,336/x
  3. Step 3: Cross multiply
    20,760x = 48,336 × 48,336
  4. Step 4: Simplify right side
    20,760x = 2,336,368,896
  5. Step 5: Solve for x
    x = 2,336,368,896/20,760
  6. Step 6: Final answer
    x = 112,541.85

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.