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Finding the Third Proportional to 394,570,704 and 847,318,536

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Solution

The third proportional to 394,570,704 and 847,318,536 is: 1,819,569,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,570,704 : 847,318,536 = 847,318,536 : x
  2. Step 2: Convert to fraction form
    394,570,704/847,318,536 = 847,318,536/x
  3. Step 3: Cross multiply
    394,570,704x = 847,318,536 × 847,318,536
  4. Step 4: Simplify right side
    394,570,704x = 717,948,701,449,183,232
  5. Step 5: Solve for x
    x = 717,948,701,449,183,232/394,570,704
  6. Step 6: Final answer
    x = 1,819,569,203.11

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.