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Finding the Third Proportional to 100,365.75 and 222,871.50

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Solution

The third proportional to 100,365.75 and 222,871.50 is: 494,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,365.75 : 222,871.50 = 222,871.50 : x
  2. Step 2: Convert to fraction form
    100,365.75/222,871.50 = 222,871.50/x
  3. Step 3: Cross multiply
    100,365.75x = 222,871.50 × 222,871.50
  4. Step 4: Simplify right side
    100,365.75x = 49,671,705,512.25
  5. Step 5: Solve for x
    x = 49,671,705,512.25/100,365.75
  6. Step 6: Final answer
    x = 494,906.93

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.