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Finding the Third Proportional to 192,901.50 and 306,956.25

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Solution

The third proportional to 192,901.50 and 306,956.25 is: 488,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,901.50 : 306,956.25 = 306,956.25 : x
  2. Step 2: Convert to fraction form
    192,901.50/306,956.25 = 306,956.25/x
  3. Step 3: Cross multiply
    192,901.50x = 306,956.25 × 306,956.25
  4. Step 4: Simplify right side
    192,901.50x = 94,222,139,414.06
  5. Step 5: Solve for x
    x = 94,222,139,414.06/192,901.50
  6. Step 6: Final answer
    x = 488,446.90

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.