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Finding the Third Proportional to 17,970,660 and 38,768,300

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Solution

The third proportional to 17,970,660 and 38,768,300 is: 83,635,274.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970,660 : 38,768,300 = 38,768,300 : x
  2. Step 2: Convert to fraction form
    17,970,660/38,768,300 = 38,768,300/x
  3. Step 3: Cross multiply
    17,970,660x = 38,768,300 × 38,768,300
  4. Step 4: Simplify right side
    17,970,660x = 1,502,981,084,890,000
  5. Step 5: Solve for x
    x = 1,502,981,084,890,000/17,970,660
  6. Step 6: Final answer
    x = 83,635,274.66

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.