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Finding the Third Proportional to 88,139 and 192,966

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Solution

The third proportional to 88,139 and 192,966 is: 422,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,139 : 192,966 = 192,966 : x
  2. Step 2: Convert to fraction form
    88,139/192,966 = 192,966/x
  3. Step 3: Cross multiply
    88,139x = 192,966 × 192,966
  4. Step 4: Simplify right side
    88,139x = 37,235,877,156
  5. Step 5: Solve for x
    x = 37,235,877,156/88,139
  6. Step 6: Final answer
    x = 422,467.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.