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Finding the Third Proportional to 112,611 and 244,689

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Solution

The third proportional to 112,611 and 244,689 is: 531,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,611 : 244,689 = 244,689 : x
  2. Step 2: Convert to fraction form
    112,611/244,689 = 244,689/x
  3. Step 3: Cross multiply
    112,611x = 244,689 × 244,689
  4. Step 4: Simplify right side
    112,611x = 59,872,706,721
  5. Step 5: Solve for x
    x = 59,872,706,721/112,611
  6. Step 6: Final answer
    x = 531,677.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.