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Finding the Third Proportional to 8,802,200 and 18,905,938

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Solution

The third proportional to 8,802,200 and 18,905,938 is: 40,607,404.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,200 : 18,905,938 = 18,905,938 : x
  2. Step 2: Convert to fraction form
    8,802,200/18,905,938 = 18,905,938/x
  3. Step 3: Cross multiply
    8,802,200x = 18,905,938 × 18,905,938
  4. Step 4: Simplify right side
    8,802,200x = 357,434,491,659,844
  5. Step 5: Solve for x
    x = 357,434,491,659,844/8,802,200
  6. Step 6: Final answer
    x = 40,607,404.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.