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Finding the Third Proportional to 2,991,019.50 and 4,522,169.25

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Solution

The third proportional to 2,991,019.50 and 4,522,169.25 is: 6,837,138.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,019.50 : 4,522,169.25 = 4,522,169.25 : x
  2. Step 2: Convert to fraction form
    2,991,019.50/4,522,169.25 = 4,522,169.25/x
  3. Step 3: Cross multiply
    2,991,019.50x = 4,522,169.25 × 4,522,169.25
  4. Step 4: Simplify right side
    2,991,019.50x = 20,450,014,725,645.56
  5. Step 5: Solve for x
    x = 20,450,014,725,645.56/2,991,019.50
  6. Step 6: Final answer
    x = 6,837,138.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.