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Finding the Third Proportional to 197,832 and 427,344

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Solution

The third proportional to 197,832 and 427,344 is: 923,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,832 : 427,344 = 427,344 : x
  2. Step 2: Convert to fraction form
    197,832/427,344 = 427,344/x
  3. Step 3: Cross multiply
    197,832x = 427,344 × 427,344
  4. Step 4: Simplify right side
    197,832x = 182,622,894,336
  5. Step 5: Solve for x
    x = 182,622,894,336/197,832
  6. Step 6: Final answer
    x = 923,121.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.