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Finding the Third Proportional to 200,891.25 and 272,836.13

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Solution

The third proportional to 200,891.25 and 272,836.13 is: 370,546.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,891.25 : 272,836.13 = 272,836.13 : x
  2. Step 2: Convert to fraction form
    200,891.25/272,836.13 = 272,836.13/x
  3. Step 3: Cross multiply
    200,891.25x = 272,836.13 × 272,836.13
  4. Step 4: Simplify right side
    200,891.25x = 74,439,551,105.02
  5. Step 5: Solve for x
    x = 74,439,551,105.02/200,891.25
  6. Step 6: Final answer
    x = 370,546.51

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.