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Finding the Third Proportional to 192,879 and 417,469.50

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Solution

The third proportional to 192,879 and 417,469.50 is: 903,575.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,879 : 417,469.50 = 417,469.50 : x
  2. Step 2: Convert to fraction form
    192,879/417,469.50 = 417,469.50/x
  3. Step 3: Cross multiply
    192,879x = 417,469.50 × 417,469.50
  4. Step 4: Simplify right side
    192,879x = 174,280,783,430.25
  5. Step 5: Solve for x
    x = 174,280,783,430.25/192,879
  6. Step 6: Final answer
    x = 903,575.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.