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Finding the Third Proportional to 208,179.28 and 447,933.38

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Solution

The third proportional to 208,179.28 and 447,933.38 is: 963,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,179.28 : 447,933.38 = 447,933.38 : x
  2. Step 2: Convert to fraction form
    208,179.28/447,933.38 = 447,933.38/x
  3. Step 3: Cross multiply
    208,179.28x = 447,933.38 × 447,933.38
  4. Step 4: Simplify right side
    208,179.28x = 200,644,308,438.89
  5. Step 5: Solve for x
    x = 200,644,308,438.89/208,179.28
  6. Step 6: Final answer
    x = 963,805.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.