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Finding the Third Proportional to 193,106 and 403,866

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Solution

The third proportional to 193,106 and 403,866 is: 844,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,106 : 403,866 = 403,866 : x
  2. Step 2: Convert to fraction form
    193,106/403,866 = 403,866/x
  3. Step 3: Cross multiply
    193,106x = 403,866 × 403,866
  4. Step 4: Simplify right side
    193,106x = 163,107,745,956
  5. Step 5: Solve for x
    x = 163,107,745,956/193,106
  6. Step 6: Final answer
    x = 844,653.95

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.