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Finding the Third Proportional to 17,950,368 and 39,149,760

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Solution

The third proportional to 17,950,368 and 39,149,760 is: 85,385,642.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950,368 : 39,149,760 = 39,149,760 : x
  2. Step 2: Convert to fraction form
    17,950,368/39,149,760 = 39,149,760/x
  3. Step 3: Cross multiply
    17,950,368x = 39,149,760 × 39,149,760
  4. Step 4: Simplify right side
    17,950,368x = 1,532,703,708,057,600
  5. Step 5: Solve for x
    x = 1,532,703,708,057,600/17,950,368
  6. Step 6: Final answer
    x = 85,385,642.68

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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.