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Finding the Third Proportional to 8,588,976 and 18,721,164

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Solution

The third proportional to 8,588,976 and 18,721,164 is: 40,806,026.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,976 : 18,721,164 = 18,721,164 : x
  2. Step 2: Convert to fraction form
    8,588,976/18,721,164 = 18,721,164/x
  3. Step 3: Cross multiply
    8,588,976x = 18,721,164 × 18,721,164
  4. Step 4: Simplify right side
    8,588,976x = 350,481,981,514,896
  5. Step 5: Solve for x
    x = 350,481,981,514,896/8,588,976
  6. Step 6: Final answer
    x = 40,806,026.41

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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.