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Finding the Third Proportional to 7,612,220 and 16,412,756

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Solution

The third proportional to 7,612,220 and 16,412,756 is: 35,387,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612,220 : 16,412,756 = 16,412,756 : x
  2. Step 2: Convert to fraction form
    7,612,220/16,412,756 = 16,412,756/x
  3. Step 3: Cross multiply
    7,612,220x = 16,412,756 × 16,412,756
  4. Step 4: Simplify right side
    7,612,220x = 269,378,559,515,536
  5. Step 5: Solve for x
    x = 269,378,559,515,536/7,612,220
  6. Step 6: Final answer
    x = 35,387,647.69

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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.