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Finding the Third Proportional to 199,022.50 and 298,410.75

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Solution

The third proportional to 199,022.50 and 298,410.75 is: 447,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,022.50 : 298,410.75 = 298,410.75 : x
  2. Step 2: Convert to fraction form
    199,022.50/298,410.75 = 298,410.75/x
  3. Step 3: Cross multiply
    199,022.50x = 298,410.75 × 298,410.75
  4. Step 4: Simplify right side
    199,022.50x = 89,048,975,715.56
  5. Step 5: Solve for x
    x = 89,048,975,715.56/199,022.50
  6. Step 6: Final answer
    x = 447,431.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.