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Finding the Third Proportional to 21,160,652 and 31,658,882

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Solution

The third proportional to 21,160,652 and 31,658,882 is: 47,365,497.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,160,652 : 31,658,882 = 31,658,882 : x
  2. Step 2: Convert to fraction form
    21,160,652/31,658,882 = 31,658,882/x
  3. Step 3: Cross multiply
    21,160,652x = 31,658,882 × 31,658,882
  4. Step 4: Simplify right side
    21,160,652x = 1,002,284,809,489,924
  5. Step 5: Solve for x
    x = 1,002,284,809,489,924/21,160,652
  6. Step 6: Final answer
    x = 47,365,497.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.