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Finding the Third Proportional to 146,469 and 319,794

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Solution

The third proportional to 146,469 and 319,794 is: 698,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,469 : 319,794 = 319,794 : x
  2. Step 2: Convert to fraction form
    146,469/319,794 = 319,794/x
  3. Step 3: Cross multiply
    146,469x = 319,794 × 319,794
  4. Step 4: Simplify right side
    146,469x = 102,268,202,436
  5. Step 5: Solve for x
    x = 102,268,202,436/146,469
  6. Step 6: Final answer
    x = 698,224.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.