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Finding the Third Proportional to 106,307 and 223,630

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Solution

The third proportional to 106,307 and 223,630 is: 470,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,307 : 223,630 = 223,630 : x
  2. Step 2: Convert to fraction form
    106,307/223,630 = 223,630/x
  3. Step 3: Cross multiply
    106,307x = 223,630 × 223,630
  4. Step 4: Simplify right side
    106,307x = 50,010,376,900
  5. Step 5: Solve for x
    x = 50,010,376,900/106,307
  6. Step 6: Final answer
    x = 470,433.53

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.