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Finding the Third Proportional to 69,657,408 and 162,661,770

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Solution

The third proportional to 69,657,408 and 162,661,770 is: 379,842,606.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,657,408 : 162,661,770 = 162,661,770 : x
  2. Step 2: Convert to fraction form
    69,657,408/162,661,770 = 162,661,770/x
  3. Step 3: Cross multiply
    69,657,408x = 162,661,770 × 162,661,770
  4. Step 4: Simplify right side
    69,657,408x = 26,458,851,419,532,900
  5. Step 5: Solve for x
    x = 26,458,851,419,532,900/69,657,408
  6. Step 6: Final answer
    x = 379,842,606.54

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.