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Finding the Third Proportional to 177,738 and 384,999

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Solution

The third proportional to 177,738 and 384,999 is: 833,947.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,738 : 384,999 = 384,999 : x
  2. Step 2: Convert to fraction form
    177,738/384,999 = 384,999/x
  3. Step 3: Cross multiply
    177,738x = 384,999 × 384,999
  4. Step 4: Simplify right side
    177,738x = 148,224,230,001
  5. Step 5: Solve for x
    x = 148,224,230,001/177,738
  6. Step 6: Final answer
    x = 833,947.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.