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Finding the Third Proportional to 3,740,399 and 8,078,668

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Solution

The third proportional to 3,740,399 and 8,078,668 is: 17,448,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,399 : 8,078,668 = 8,078,668 : x
  2. Step 2: Convert to fraction form
    3,740,399/8,078,668 = 8,078,668/x
  3. Step 3: Cross multiply
    3,740,399x = 8,078,668 × 8,078,668
  4. Step 4: Simplify right side
    3,740,399x = 65,264,876,654,224
  5. Step 5: Solve for x
    x = 65,264,876,654,224/3,740,399
  6. Step 6: Final answer
    x = 17,448,640.28

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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.