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Finding the Third Proportional to 21,247 and 44,924

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Solution

The third proportional to 21,247 and 44,924 is: 94,985.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,247 : 44,924 = 44,924 : x
  2. Step 2: Convert to fraction form
    21,247/44,924 = 44,924/x
  3. Step 3: Cross multiply
    21,247x = 44,924 × 44,924
  4. Step 4: Simplify right side
    21,247x = 2,018,165,776
  5. Step 5: Solve for x
    x = 2,018,165,776/21,247
  6. Step 6: Final answer
    x = 94,985.92

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.