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Finding the Third Proportional to 85,044.75 and 185,631.75

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Solution

The third proportional to 85,044.75 and 185,631.75 is: 405,188.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,044.75 : 185,631.75 = 185,631.75 : x
  2. Step 2: Convert to fraction form
    85,044.75/185,631.75 = 185,631.75/x
  3. Step 3: Cross multiply
    85,044.75x = 185,631.75 × 185,631.75
  4. Step 4: Simplify right side
    85,044.75x = 34,459,146,608.06
  5. Step 5: Solve for x
    x = 34,459,146,608.06/85,044.75
  6. Step 6: Final answer
    x = 405,188.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.