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Finding the Third Proportional to 93,782 and 199,864

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Solution

The third proportional to 93,782 and 199,864 is: 425,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,782 : 199,864 = 199,864 : x
  2. Step 2: Convert to fraction form
    93,782/199,864 = 199,864/x
  3. Step 3: Cross multiply
    93,782x = 199,864 × 199,864
  4. Step 4: Simplify right side
    93,782x = 39,945,618,496
  5. Step 5: Solve for x
    x = 39,945,618,496/93,782
  6. Step 6: Final answer
    x = 425,941.21

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.