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Finding the Third Proportional to 18,528,030 and 40,245,593

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Solution

The third proportional to 18,528,030 and 40,245,593 is: 87,419,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,030 : 40,245,593 = 40,245,593 : x
  2. Step 2: Convert to fraction form
    18,528,030/40,245,593 = 40,245,593/x
  3. Step 3: Cross multiply
    18,528,030x = 40,245,593 × 40,245,593
  4. Step 4: Simplify right side
    18,528,030x = 1,619,707,755,921,649
  5. Step 5: Solve for x
    x = 1,619,707,755,921,649/18,528,030
  6. Step 6: Final answer
    x = 87,419,318.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.