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Finding the Third Proportional to 20,213,208 and 31,100,523

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Solution

The third proportional to 20,213,208 and 31,100,523 is: 47,852,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,213,208 : 31,100,523 = 31,100,523 : x
  2. Step 2: Convert to fraction form
    20,213,208/31,100,523 = 31,100,523/x
  3. Step 3: Cross multiply
    20,213,208x = 31,100,523 × 31,100,523
  4. Step 4: Simplify right side
    20,213,208x = 967,242,530,873,529
  5. Step 5: Solve for x
    x = 967,242,530,873,529/20,213,208
  6. Step 6: Final answer
    x = 47,852,005.03

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.