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Finding the Third Proportional to 199,673 and 434,338

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Solution

The third proportional to 199,673 and 434,338 is: 944,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,673 : 434,338 = 434,338 : x
  2. Step 2: Convert to fraction form
    199,673/434,338 = 434,338/x
  3. Step 3: Cross multiply
    199,673x = 434,338 × 434,338
  4. Step 4: Simplify right side
    199,673x = 188,649,498,244
  5. Step 5: Solve for x
    x = 188,649,498,244/199,673
  6. Step 6: Final answer
    x = 944,792.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.