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Finding the Third Proportional to 106,404 and 228,487

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Solution

The third proportional to 106,404 and 228,487 is: 490,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,404 : 228,487 = 228,487 : x
  2. Step 2: Convert to fraction form
    106,404/228,487 = 228,487/x
  3. Step 3: Cross multiply
    106,404x = 228,487 × 228,487
  4. Step 4: Simplify right side
    106,404x = 52,206,309,169
  5. Step 5: Solve for x
    x = 52,206,309,169/106,404
  6. Step 6: Final answer
    x = 490,642.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.