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Finding the Third Proportional to 17,238,872 and 36,579,179

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Solution

The third proportional to 17,238,872 and 36,579,179 is: 77,617,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238,872 : 36,579,179 = 36,579,179 : x
  2. Step 2: Convert to fraction form
    17,238,872/36,579,179 = 36,579,179/x
  3. Step 3: Cross multiply
    17,238,872x = 36,579,179 × 36,579,179
  4. Step 4: Simplify right side
    17,238,872x = 1,338,036,336,314,041
  5. Step 5: Solve for x
    x = 1,338,036,336,314,041/17,238,872
  6. Step 6: Final answer
    x = 77,617,394.94

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.