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Finding the Third Proportional to 422,713 and 996,848

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Solution

The third proportional to 422,713 and 996,848 is: 2,350,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,713 : 996,848 = 996,848 : x
  2. Step 2: Convert to fraction form
    422,713/996,848 = 996,848/x
  3. Step 3: Cross multiply
    422,713x = 996,848 × 996,848
  4. Step 4: Simplify right side
    422,713x = 993,705,935,104
  5. Step 5: Solve for x
    x = 993,705,935,104/422,713
  6. Step 6: Final answer
    x = 2,350,781.58

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.