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Finding the Third Proportional to 20,213,310 and 31,100,676

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Solution

The third proportional to 20,213,310 and 31,100,676 is: 47,852,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,213,310 : 31,100,676 = 31,100,676 : x
  2. Step 2: Convert to fraction form
    20,213,310/31,100,676 = 31,100,676/x
  3. Step 3: Cross multiply
    20,213,310x = 31,100,676 × 31,100,676
  4. Step 4: Simplify right side
    20,213,310x = 967,252,047,656,976
  5. Step 5: Solve for x
    x = 967,252,047,656,976/20,213,310
  6. Step 6: Final answer
    x = 47,852,234.38

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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.