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Finding the Third Proportional to 193,936.50 and 411,349

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Solution

The third proportional to 193,936.50 and 411,349 is: 872,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,936.50 : 411,349 = 411,349 : x
  2. Step 2: Convert to fraction form
    193,936.50/411,349 = 411,349/x
  3. Step 3: Cross multiply
    193,936.50x = 411,349 × 411,349
  4. Step 4: Simplify right side
    193,936.50x = 169,207,999,801
  5. Step 5: Solve for x
    x = 169,207,999,801/193,936.50
  6. Step 6: Final answer
    x = 872,491.77

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.