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Finding the Third Proportional to 38,247,615 and 57,691,635

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Solution

The third proportional to 38,247,615 and 57,691,635 is: 87,020,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,615 : 57,691,635 = 57,691,635 : x
  2. Step 2: Convert to fraction form
    38,247,615/57,691,635 = 57,691,635/x
  3. Step 3: Cross multiply
    38,247,615x = 57,691,635 × 57,691,635
  4. Step 4: Simplify right side
    38,247,615x = 3,328,324,748,973,225
  5. Step 5: Solve for x
    x = 3,328,324,748,973,225/38,247,615
  6. Step 6: Final answer
    x = 87,020,452.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.