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Finding the Third Proportional to 141,744 and 217,494

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Solution

The third proportional to 141,744 and 217,494 is: 333,725.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,744 : 217,494 = 217,494 : x
  2. Step 2: Convert to fraction form
    141,744/217,494 = 217,494/x
  3. Step 3: Cross multiply
    141,744x = 217,494 × 217,494
  4. Step 4: Simplify right side
    141,744x = 47,303,640,036
  5. Step 5: Solve for x
    x = 47,303,640,036/141,744
  6. Step 6: Final answer
    x = 333,725.87

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.