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Finding the Third Proportional to 7,960,660 and 17,272,885

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Solution

The third proportional to 7,960,660 and 17,272,885 is: 37,478,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960,660 : 17,272,885 = 17,272,885 : x
  2. Step 2: Convert to fraction form
    7,960,660/17,272,885 = 17,272,885/x
  3. Step 3: Cross multiply
    7,960,660x = 17,272,885 × 17,272,885
  4. Step 4: Simplify right side
    7,960,660x = 298,352,556,223,225
  5. Step 5: Solve for x
    x = 298,352,556,223,225/7,960,660
  6. Step 6: Final answer
    x = 37,478,369.41

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.