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Finding the Third Proportional to 196,828 and 313,341

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Solution

The third proportional to 196,828 and 313,341 is: 498,824.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,828 : 313,341 = 313,341 : x
  2. Step 2: Convert to fraction form
    196,828/313,341 = 313,341/x
  3. Step 3: Cross multiply
    196,828x = 313,341 × 313,341
  4. Step 4: Simplify right side
    196,828x = 98,182,582,281
  5. Step 5: Solve for x
    x = 98,182,582,281/196,828
  6. Step 6: Final answer
    x = 498,824.26

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.