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Finding the Third Proportional to 204,615 and 482,330

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Solution

The third proportional to 204,615 and 482,330 is: 1,136,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,615 : 482,330 = 482,330 : x
  2. Step 2: Convert to fraction form
    204,615/482,330 = 482,330/x
  3. Step 3: Cross multiply
    204,615x = 482,330 × 482,330
  4. Step 4: Simplify right side
    204,615x = 232,642,228,900
  5. Step 5: Solve for x
    x = 232,642,228,900/204,615
  6. Step 6: Final answer
    x = 1,136,975.44

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.