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Finding the Third Proportional to 14,215,326 and 20,259,692

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Solution

The third proportional to 14,215,326 and 20,259,692 is: 28,874,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,326 : 20,259,692 = 20,259,692 : x
  2. Step 2: Convert to fraction form
    14,215,326/20,259,692 = 20,259,692/x
  3. Step 3: Cross multiply
    14,215,326x = 20,259,692 × 20,259,692
  4. Step 4: Simplify right side
    14,215,326x = 410,455,119,934,864
  5. Step 5: Solve for x
    x = 410,455,119,934,864/14,215,326
  6. Step 6: Final answer
    x = 28,874,126.41

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.