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Finding the Third Proportional to 9,474,450 and 20,838,042

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Solution

The third proportional to 9,474,450 and 20,838,042 is: 45,831,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,474,450 : 20,838,042 = 20,838,042 : x
  2. Step 2: Convert to fraction form
    9,474,450/20,838,042 = 20,838,042/x
  3. Step 3: Cross multiply
    9,474,450x = 20,838,042 × 20,838,042
  4. Step 4: Simplify right side
    9,474,450x = 434,223,994,393,764
  5. Step 5: Solve for x
    x = 434,223,994,393,764/9,474,450
  6. Step 6: Final answer
    x = 45,831,050.29

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.