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Finding the Third Proportional to 9,201,908 and 19,937,376

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Solution

The third proportional to 9,201,908 and 19,937,376 is: 43,197,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201,908 : 19,937,376 = 19,937,376 : x
  2. Step 2: Convert to fraction form
    9,201,908/19,937,376 = 19,937,376/x
  3. Step 3: Cross multiply
    9,201,908x = 19,937,376 × 19,937,376
  4. Step 4: Simplify right side
    9,201,908x = 397,498,961,765,376
  5. Step 5: Solve for x
    x = 397,498,961,765,376/9,201,908
  6. Step 6: Final answer
    x = 43,197,450.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.