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Finding the Third Proportional to 117,891 and 250,326

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Solution

The third proportional to 117,891 and 250,326 is: 531,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,891 : 250,326 = 250,326 : x
  2. Step 2: Convert to fraction form
    117,891/250,326 = 250,326/x
  3. Step 3: Cross multiply
    117,891x = 250,326 × 250,326
  4. Step 4: Simplify right side
    117,891x = 62,663,106,276
  5. Step 5: Solve for x
    x = 62,663,106,276/117,891
  6. Step 6: Final answer
    x = 531,534.27

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.