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Finding the Third Proportional to 9,220,908 and 19,862,232

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Solution

The third proportional to 9,220,908 and 19,862,232 is: 42,784,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,908 : 19,862,232 = 19,862,232 : x
  2. Step 2: Convert to fraction form
    9,220,908/19,862,232 = 19,862,232/x
  3. Step 3: Cross multiply
    9,220,908x = 19,862,232 × 19,862,232
  4. Step 4: Simplify right side
    9,220,908x = 394,508,260,021,824
  5. Step 5: Solve for x
    x = 394,508,260,021,824/9,220,908
  6. Step 6: Final answer
    x = 42,784,101.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.