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Finding the Third Proportional to 15,857.50 and 34,853.75

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Solution

The third proportional to 15,857.50 and 34,853.75 is: 76,606.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,857.50 : 34,853.75 = 34,853.75 : x
  2. Step 2: Convert to fraction form
    15,857.50/34,853.75 = 34,853.75/x
  3. Step 3: Cross multiply
    15,857.50x = 34,853.75 × 34,853.75
  4. Step 4: Simplify right side
    15,857.50x = 1,214,783,889.06
  5. Step 5: Solve for x
    x = 1,214,783,889.06/15,857.50
  6. Step 6: Final answer
    x = 76,606.27

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.