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Finding the Third Proportional to 5,154,038.50 and 10,177,981

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Solution

The third proportional to 5,154,038.50 and 10,177,981 is: 20,099,053.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,038.50 : 10,177,981 = 10,177,981 : x
  2. Step 2: Convert to fraction form
    5,154,038.50/10,177,981 = 10,177,981/x
  3. Step 3: Cross multiply
    5,154,038.50x = 10,177,981 × 10,177,981
  4. Step 4: Simplify right side
    5,154,038.50x = 103,591,297,236,361
  5. Step 5: Solve for x
    x = 103,591,297,236,361/5,154,038.50
  6. Step 6: Final answer
    x = 20,099,053.83

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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.