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Finding the Third Proportional to 92,142 and 193,568

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Solution

The third proportional to 92,142 and 193,568 is: 406,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,142 : 193,568 = 193,568 : x
  2. Step 2: Convert to fraction form
    92,142/193,568 = 193,568/x
  3. Step 3: Cross multiply
    92,142x = 193,568 × 193,568
  4. Step 4: Simplify right side
    92,142x = 37,468,570,624
  5. Step 5: Solve for x
    x = 37,468,570,624/92,142
  6. Step 6: Final answer
    x = 406,639.43

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.