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Finding the Third Proportional to 103,188 and 225,813

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Solution

The third proportional to 103,188 and 225,813 is: 494,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,188 : 225,813 = 225,813 : x
  2. Step 2: Convert to fraction form
    103,188/225,813 = 225,813/x
  3. Step 3: Cross multiply
    103,188x = 225,813 × 225,813
  4. Step 4: Simplify right side
    103,188x = 50,991,510,969
  5. Step 5: Solve for x
    x = 50,991,510,969/103,188
  6. Step 6: Final answer
    x = 494,161.25

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.