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Finding the Third Proportional to 606,669 and 1,320,357

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Solution

The third proportional to 606,669 and 1,320,357 is: 2,873,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,669 : 1,320,357 = 1,320,357 : x
  2. Step 2: Convert to fraction form
    606,669/1,320,357 = 1,320,357/x
  3. Step 3: Cross multiply
    606,669x = 1,320,357 × 1,320,357
  4. Step 4: Simplify right side
    606,669x = 1,743,342,607,449
  5. Step 5: Solve for x
    x = 1,743,342,607,449/606,669
  6. Step 6: Final answer
    x = 2,873,630.61

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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.