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Finding the Third Proportional to 117,717.75 and 241,636.50

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Solution

The third proportional to 117,717.75 and 241,636.50 is: 496,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,717.75 : 241,636.50 = 241,636.50 : x
  2. Step 2: Convert to fraction form
    117,717.75/241,636.50 = 241,636.50/x
  3. Step 3: Cross multiply
    117,717.75x = 241,636.50 × 241,636.50
  4. Step 4: Simplify right side
    117,717.75x = 58,388,198,132.25
  5. Step 5: Solve for x
    x = 58,388,198,132.25/117,717.75
  6. Step 6: Final answer
    x = 496,001.65

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.