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Finding the Third Proportional to 193,018.50 and 425,299.50

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Solution

The third proportional to 193,018.50 and 425,299.50 is: 937,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,018.50 : 425,299.50 = 425,299.50 : x
  2. Step 2: Convert to fraction form
    193,018.50/425,299.50 = 425,299.50/x
  3. Step 3: Cross multiply
    193,018.50x = 425,299.50 × 425,299.50
  4. Step 4: Simplify right side
    193,018.50x = 180,879,664,700.25
  5. Step 5: Solve for x
    x = 180,879,664,700.25/193,018.50
  6. Step 6: Final answer
    x = 937,110.51

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.