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Finding the Third Proportional to 172,710,837 and 246,978,529

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Solution

The third proportional to 172,710,837 and 246,978,529 is: 353,182,202.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,710,837 : 246,978,529 = 246,978,529 : x
  2. Step 2: Convert to fraction form
    172,710,837/246,978,529 = 246,978,529/x
  3. Step 3: Cross multiply
    172,710,837x = 246,978,529 × 246,978,529
  4. Step 4: Simplify right side
    172,710,837x = 60,998,393,787,003,840
  5. Step 5: Solve for x
    x = 60,998,393,787,003,840/172,710,837
  6. Step 6: Final answer
    x = 353,182,202.38

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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.