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Finding the Third Proportional to 174,696 and 381,368

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Solution

The third proportional to 174,696 and 381,368 is: 832,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,696 : 381,368 = 381,368 : x
  2. Step 2: Convert to fraction form
    174,696/381,368 = 381,368/x
  3. Step 3: Cross multiply
    174,696x = 381,368 × 381,368
  4. Step 4: Simplify right side
    174,696x = 145,441,551,424
  5. Step 5: Solve for x
    x = 145,441,551,424/174,696
  6. Step 6: Final answer
    x = 832,540.82

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.