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Finding the Third Proportional to 39,346,564 and 80,652,680

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Solution

The third proportional to 39,346,564 and 80,652,680 is: 165,322,054.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,346,564 : 80,652,680 = 80,652,680 : x
  2. Step 2: Convert to fraction form
    39,346,564/80,652,680 = 80,652,680/x
  3. Step 3: Cross multiply
    39,346,564x = 80,652,680 × 80,652,680
  4. Step 4: Simplify right side
    39,346,564x = 6,504,854,791,182,400
  5. Step 5: Solve for x
    x = 6,504,854,791,182,400/39,346,564
  6. Step 6: Final answer
    x = 165,322,054.33

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.