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Finding the Third Proportional to 21,882,810 and 50,654,810

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Solution

The third proportional to 21,882,810 and 50,654,810 is: 117,256,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,882,810 : 50,654,810 = 50,654,810 : x
  2. Step 2: Convert to fraction form
    21,882,810/50,654,810 = 50,654,810/x
  3. Step 3: Cross multiply
    21,882,810x = 50,654,810 × 50,654,810
  4. Step 4: Simplify right side
    21,882,810x = 2,565,909,776,136,100
  5. Step 5: Solve for x
    x = 2,565,909,776,136,100/21,882,810
  6. Step 6: Final answer
    x = 117,256,868.57

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.