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Finding the Third Proportional to 20,228,211 and 43,693,315.50

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Solution

The third proportional to 20,228,211 and 43,693,315.50 is: 94,378,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,211 : 43,693,315.50 = 43,693,315.50 : x
  2. Step 2: Convert to fraction form
    20,228,211/43,693,315.50 = 43,693,315.50/x
  3. Step 3: Cross multiply
    20,228,211x = 43,693,315.50 × 43,693,315.50
  4. Step 4: Simplify right side
    20,228,211x = 1,909,105,819,382,540.25
  5. Step 5: Solve for x
    x = 1,909,105,819,382,540.25/20,228,211
  6. Step 6: Final answer
    x = 94,378,381.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.