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Finding the Third Proportional to 92,434.50 and 189,249.75

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Solution

The third proportional to 92,434.50 and 189,249.75 is: 387,468.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,434.50 : 189,249.75 = 189,249.75 : x
  2. Step 2: Convert to fraction form
    92,434.50/189,249.75 = 189,249.75/x
  3. Step 3: Cross multiply
    92,434.50x = 189,249.75 × 189,249.75
  4. Step 4: Simplify right side
    92,434.50x = 35,815,467,875.06
  5. Step 5: Solve for x
    x = 35,815,467,875.06/92,434.50
  6. Step 6: Final answer
    x = 387,468.62

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.