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Finding the Third Proportional to 200,927.25 and 272,868.75

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Solution

The third proportional to 200,927.25 and 272,868.75 is: 370,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,927.25 : 272,868.75 = 272,868.75 : x
  2. Step 2: Convert to fraction form
    200,927.25/272,868.75 = 272,868.75/x
  3. Step 3: Cross multiply
    200,927.25x = 272,868.75 × 272,868.75
  4. Step 4: Simplify right side
    200,927.25x = 74,457,354,726.56
  5. Step 5: Solve for x
    x = 74,457,354,726.56/200,927.25
  6. Step 6: Final answer
    x = 370,568.72

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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.