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Finding the Third Proportional to 88,906 and 209,872

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Solution

The third proportional to 88,906 and 209,872 is: 495,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,906 : 209,872 = 209,872 : x
  2. Step 2: Convert to fraction form
    88,906/209,872 = 209,872/x
  3. Step 3: Cross multiply
    88,906x = 209,872 × 209,872
  4. Step 4: Simplify right side
    88,906x = 44,046,256,384
  5. Step 5: Solve for x
    x = 44,046,256,384/88,906
  6. Step 6: Final answer
    x = 495,425.02

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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.