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Finding the Third Proportional to 3,158,208 and 6,946,272

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Solution

The third proportional to 3,158,208 and 6,946,272 is: 15,277,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,208 : 6,946,272 = 6,946,272 : x
  2. Step 2: Convert to fraction form
    3,158,208/6,946,272 = 6,946,272/x
  3. Step 3: Cross multiply
    3,158,208x = 6,946,272 × 6,946,272
  4. Step 4: Simplify right side
    3,158,208x = 48,250,694,697,984
  5. Step 5: Solve for x
    x = 48,250,694,697,984/3,158,208
  6. Step 6: Final answer
    x = 15,277,871.09

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.