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Finding the Third Proportional to 38,993,100 and 54,511,950

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Solution

The third proportional to 38,993,100 and 54,511,950 is: 76,207,141.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,993,100 : 54,511,950 = 54,511,950 : x
  2. Step 2: Convert to fraction form
    38,993,100/54,511,950 = 54,511,950/x
  3. Step 3: Cross multiply
    38,993,100x = 54,511,950 × 54,511,950
  4. Step 4: Simplify right side
    38,993,100x = 2,971,552,692,802,500
  5. Step 5: Solve for x
    x = 2,971,552,692,802,500/38,993,100
  6. Step 6: Final answer
    x = 76,207,141.59

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.