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Finding the Third Proportional to 103,628 and 228,131

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Solution

The third proportional to 103,628 and 228,131 is: 502,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,628 : 228,131 = 228,131 : x
  2. Step 2: Convert to fraction form
    103,628/228,131 = 228,131/x
  3. Step 3: Cross multiply
    103,628x = 228,131 × 228,131
  4. Step 4: Simplify right side
    103,628x = 52,043,753,161
  5. Step 5: Solve for x
    x = 52,043,753,161/103,628
  6. Step 6: Final answer
    x = 502,217.10

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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.