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Finding the Third Proportional to 21,917,196 and 34,905,330

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Solution

The third proportional to 21,917,196 and 34,905,330 is: 55,590,234.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,917,196 : 34,905,330 = 34,905,330 : x
  2. Step 2: Convert to fraction form
    21,917,196/34,905,330 = 34,905,330/x
  3. Step 3: Cross multiply
    21,917,196x = 34,905,330 × 34,905,330
  4. Step 4: Simplify right side
    21,917,196x = 1,218,382,062,408,900
  5. Step 5: Solve for x
    x = 1,218,382,062,408,900/21,917,196
  6. Step 6: Final answer
    x = 55,590,234.37

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.