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Finding the Third Proportional to 200,719.13 and 275,232.09

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Solution

The third proportional to 200,719.13 and 275,232.09 is: 377,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,719.13 : 275,232.09 = 275,232.09 : x
  2. Step 2: Convert to fraction form
    200,719.13/275,232.09 = 275,232.09/x
  3. Step 3: Cross multiply
    200,719.13x = 275,232.09 × 275,232.09
  4. Step 4: Simplify right side
    200,719.13x = 75,752,705,430.01
  5. Step 5: Solve for x
    x = 75,752,705,430.01/200,719.13
  6. Step 6: Final answer
    x = 377,406.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.