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Finding the Third Proportional to 467,904 and 698,738

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Solution

The third proportional to 467,904 and 698,738 is: 1,043,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,904 : 698,738 = 698,738 : x
  2. Step 2: Convert to fraction form
    467,904/698,738 = 698,738/x
  3. Step 3: Cross multiply
    467,904x = 698,738 × 698,738
  4. Step 4: Simplify right side
    467,904x = 488,234,792,644
  5. Step 5: Solve for x
    x = 488,234,792,644/467,904
  6. Step 6: Final answer
    x = 1,043,450.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.