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Finding the Third Proportional to 37,933,379 and 54,205,990

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Solution

The third proportional to 37,933,379 and 54,205,990 is: 77,459,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,933,379 : 54,205,990 = 54,205,990 : x
  2. Step 2: Convert to fraction form
    37,933,379/54,205,990 = 54,205,990/x
  3. Step 3: Cross multiply
    37,933,379x = 54,205,990 × 54,205,990
  4. Step 4: Simplify right side
    37,933,379x = 2,938,289,351,880,100
  5. Step 5: Solve for x
    x = 2,938,289,351,880,100/37,933,379
  6. Step 6: Final answer
    x = 77,459,204.25

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.