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Finding the Third Proportional to 284,806 and 606,422

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Solution

The third proportional to 284,806 and 606,422 is: 1,291,221.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,806 : 606,422 = 606,422 : x
  2. Step 2: Convert to fraction form
    284,806/606,422 = 606,422/x
  3. Step 3: Cross multiply
    284,806x = 606,422 × 606,422
  4. Step 4: Simplify right side
    284,806x = 367,747,642,084
  5. Step 5: Solve for x
    x = 367,747,642,084/284,806
  6. Step 6: Final answer
    x = 1,291,221.54

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.