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Finding the Third Proportional to 6,393,728 and 13,699,436

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Solution

The third proportional to 6,393,728 and 13,699,436 is: 29,352,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393,728 : 13,699,436 = 13,699,436 : x
  2. Step 2: Convert to fraction form
    6,393,728/13,699,436 = 13,699,436/x
  3. Step 3: Cross multiply
    6,393,728x = 13,699,436 × 13,699,436
  4. Step 4: Simplify right side
    6,393,728x = 187,674,546,718,096
  5. Step 5: Solve for x
    x = 187,674,546,718,096/6,393,728
  6. Step 6: Final answer
    x = 29,352,913.78

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.