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Finding the Third Proportional to 21,902 and 49,652

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Solution

The third proportional to 21,902 and 49,652 is: 112,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902 : 49,652 = 49,652 : x
  2. Step 2: Convert to fraction form
    21,902/49,652 = 49,652/x
  3. Step 3: Cross multiply
    21,902x = 49,652 × 49,652
  4. Step 4: Simplify right side
    21,902x = 2,465,321,104
  5. Step 5: Solve for x
    x = 2,465,321,104/21,902
  6. Step 6: Final answer
    x = 112,561.46

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Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.