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Finding the Third Proportional to 192,582 and 281,740

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Solution

The third proportional to 192,582 and 281,740 is: 412,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,582 : 281,740 = 281,740 : x
  2. Step 2: Convert to fraction form
    192,582/281,740 = 281,740/x
  3. Step 3: Cross multiply
    192,582x = 281,740 × 281,740
  4. Step 4: Simplify right side
    192,582x = 79,377,427,600
  5. Step 5: Solve for x
    x = 79,377,427,600/192,582
  6. Step 6: Final answer
    x = 412,174.70

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.