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Finding the Third Proportional to 5,154,849 and 10,179,571.50

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Solution

The third proportional to 5,154,849 and 10,179,571.50 is: 20,102,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,849 : 10,179,571.50 = 10,179,571.50 : x
  2. Step 2: Convert to fraction form
    5,154,849/10,179,571.50 = 10,179,571.50/x
  3. Step 3: Cross multiply
    5,154,849x = 10,179,571.50 × 10,179,571.50
  4. Step 4: Simplify right side
    5,154,849x = 103,623,675,923,612.25
  5. Step 5: Solve for x
    x = 103,623,675,923,612.25/5,154,849
  6. Step 6: Final answer
    x = 20,102,174.85

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.