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Finding the Third Proportional to 284,422 and 614,456

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Solution

The third proportional to 284,422 and 614,456 is: 1,327,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,422 : 614,456 = 614,456 : x
  2. Step 2: Convert to fraction form
    284,422/614,456 = 614,456/x
  3. Step 3: Cross multiply
    284,422x = 614,456 × 614,456
  4. Step 4: Simplify right side
    284,422x = 377,556,175,936
  5. Step 5: Solve for x
    x = 377,556,175,936/284,422
  6. Step 6: Final answer
    x = 1,327,450.68

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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.