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Finding the Third Proportional to 561,668 and 1,237,192

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Solution

The third proportional to 561,668 and 1,237,192 is: 2,725,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,668 : 1,237,192 = 1,237,192 : x
  2. Step 2: Convert to fraction form
    561,668/1,237,192 = 1,237,192/x
  3. Step 3: Cross multiply
    561,668x = 1,237,192 × 1,237,192
  4. Step 4: Simplify right side
    561,668x = 1,530,644,044,864
  5. Step 5: Solve for x
    x = 1,530,644,044,864/561,668
  6. Step 6: Final answer
    x = 2,725,175.81

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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.