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Finding the Third Proportional to 103,638 and 228,152

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Solution

The third proportional to 103,638 and 228,152 is: 502,261.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,638 : 228,152 = 228,152 : x
  2. Step 2: Convert to fraction form
    103,638/228,152 = 228,152/x
  3. Step 3: Cross multiply
    103,638x = 228,152 × 228,152
  4. Step 4: Simplify right side
    103,638x = 52,053,335,104
  5. Step 5: Solve for x
    x = 52,053,335,104/103,638
  6. Step 6: Final answer
    x = 502,261.09

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.