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Finding the Third Proportional to 496,436,136 and 799,890,858

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Solution

The third proportional to 496,436,136 and 799,890,858 is: 1,288,837,250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,436,136 : 799,890,858 = 799,890,858 : x
  2. Step 2: Convert to fraction form
    496,436,136/799,890,858 = 799,890,858/x
  3. Step 3: Cross multiply
    496,436,136x = 799,890,858 × 799,890,858
  4. Step 4: Simplify right side
    496,436,136x = 639,825,384,711,976,192
  5. Step 5: Solve for x
    x = 639,825,384,711,976,192/496,436,136
  6. Step 6: Final answer
    x = 1,288,837,250.78

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.