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Finding the Third Proportional to 18,632,595 and 40,545,690

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Solution

The third proportional to 18,632,595 and 40,545,690 is: 88,229,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632,595 : 40,545,690 = 40,545,690 : x
  2. Step 2: Convert to fraction form
    18,632,595/40,545,690 = 40,545,690/x
  3. Step 3: Cross multiply
    18,632,595x = 40,545,690 × 40,545,690
  4. Step 4: Simplify right side
    18,632,595x = 1,643,952,977,576,100
  5. Step 5: Solve for x
    x = 1,643,952,977,576,100/18,632,595
  6. Step 6: Final answer
    x = 88,229,952.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.