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Finding the Third Proportional to 99,844 and 219,656

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Solution

The third proportional to 99,844 and 219,656 is: 483,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,844 : 219,656 = 219,656 : x
  2. Step 2: Convert to fraction form
    99,844/219,656 = 219,656/x
  3. Step 3: Cross multiply
    99,844x = 219,656 × 219,656
  4. Step 4: Simplify right side
    99,844x = 48,248,758,336
  5. Step 5: Solve for x
    x = 48,248,758,336/99,844
  6. Step 6: Final answer
    x = 483,241.44

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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.