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Finding the Third Proportional to 21,983 and 46,882

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Solution

The third proportional to 21,983 and 46,882 is: 99,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,983 : 46,882 = 46,882 : x
  2. Step 2: Convert to fraction form
    21,983/46,882 = 46,882/x
  3. Step 3: Cross multiply
    21,983x = 46,882 × 46,882
  4. Step 4: Simplify right side
    21,983x = 2,197,921,924
  5. Step 5: Solve for x
    x = 2,197,921,924/21,983
  6. Step 6: Final answer
    x = 99,982.80

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.