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Finding the Third Proportional to 18,554,530 and 37,631,023

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Solution

The third proportional to 18,554,530 and 37,631,023 is: 76,320,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554,530 : 37,631,023 = 37,631,023 : x
  2. Step 2: Convert to fraction form
    18,554,530/37,631,023 = 37,631,023/x
  3. Step 3: Cross multiply
    18,554,530x = 37,631,023 × 37,631,023
  4. Step 4: Simplify right side
    18,554,530x = 1,416,093,892,026,529
  5. Step 5: Solve for x
    x = 1,416,093,892,026,529/18,554,530
  6. Step 6: Final answer
    x = 76,320,655.50

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.