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Finding the Third Proportional to 77,548.50 and 160,857

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Solution

The third proportional to 77,548.50 and 160,857 is: 333,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548.50 : 160,857 = 160,857 : x
  2. Step 2: Convert to fraction form
    77,548.50/160,857 = 160,857/x
  3. Step 3: Cross multiply
    77,548.50x = 160,857 × 160,857
  4. Step 4: Simplify right side
    77,548.50x = 25,874,974,449
  5. Step 5: Solve for x
    x = 25,874,974,449/77,548.50
  6. Step 6: Final answer
    x = 333,661.83

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.