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Finding the Third Proportional to 20,213,322 and 31,100,694

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Solution

The third proportional to 20,213,322 and 31,100,694 is: 47,852,261.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,213,322 : 31,100,694 = 31,100,694 : x
  2. Step 2: Convert to fraction form
    20,213,322/31,100,694 = 31,100,694/x
  3. Step 3: Cross multiply
    20,213,322x = 31,100,694 × 31,100,694
  4. Step 4: Simplify right side
    20,213,322x = 967,253,167,281,636
  5. Step 5: Solve for x
    x = 967,253,167,281,636/20,213,322
  6. Step 6: Final answer
    x = 47,852,261.36

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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.