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Finding the Third Proportional to 258,198 and 567,516

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Solution

The third proportional to 258,198 and 567,516 is: 1,247,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,198 : 567,516 = 567,516 : x
  2. Step 2: Convert to fraction form
    258,198/567,516 = 567,516/x
  3. Step 3: Cross multiply
    258,198x = 567,516 × 567,516
  4. Step 4: Simplify right side
    258,198x = 322,074,410,256
  5. Step 5: Solve for x
    x = 322,074,410,256/258,198
  6. Step 6: Final answer
    x = 1,247,393.13

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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.