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Finding the Third Proportional to 5,129,041.50 and 11,109,218

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Solution

The third proportional to 5,129,041.50 and 11,109,218 is: 24,061,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129,041.50 : 11,109,218 = 11,109,218 : x
  2. Step 2: Convert to fraction form
    5,129,041.50/11,109,218 = 11,109,218/x
  3. Step 3: Cross multiply
    5,129,041.50x = 11,109,218 × 11,109,218
  4. Step 4: Simplify right side
    5,129,041.50x = 123,414,724,571,524
  5. Step 5: Solve for x
    x = 123,414,724,571,524/5,129,041.50
  6. Step 6: Final answer
    x = 24,061,946.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.