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Finding the Third Proportional to 8,973,576 and 13,921,311

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Solution

The third proportional to 8,973,576 and 13,921,311 is: 21,597,064.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973,576 : 13,921,311 = 13,921,311 : x
  2. Step 2: Convert to fraction form
    8,973,576/13,921,311 = 13,921,311/x
  3. Step 3: Cross multiply
    8,973,576x = 13,921,311 × 13,921,311
  4. Step 4: Simplify right side
    8,973,576x = 193,802,899,958,721
  5. Step 5: Solve for x
    x = 193,802,899,958,721/8,973,576
  6. Step 6: Final answer
    x = 21,597,064.53

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.