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Finding the Third Proportional to 50,688 and 104,930

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Solution

The third proportional to 50,688 and 104,930 is: 217,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688 : 104,930 = 104,930 : x
  2. Step 2: Convert to fraction form
    50,688/104,930 = 104,930/x
  3. Step 3: Cross multiply
    50,688x = 104,930 × 104,930
  4. Step 4: Simplify right side
    50,688x = 11,010,304,900
  5. Step 5: Solve for x
    x = 11,010,304,900/50,688
  6. Step 6: Final answer
    x = 217,217.19

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.