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Finding the Third Proportional to 633,888 and 1,392,192

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Solution

The third proportional to 633,888 and 1,392,192 is: 3,057,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,888 : 1,392,192 = 1,392,192 : x
  2. Step 2: Convert to fraction form
    633,888/1,392,192 = 1,392,192/x
  3. Step 3: Cross multiply
    633,888x = 1,392,192 × 1,392,192
  4. Step 4: Simplify right side
    633,888x = 1,938,198,564,864
  5. Step 5: Solve for x
    x = 1,938,198,564,864/633,888
  6. Step 6: Final answer
    x = 3,057,635.68

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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.