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Finding the Third Proportional to 85,179 and 179,185

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Solution

The third proportional to 85,179 and 179,185 is: 376,938.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,179 : 179,185 = 179,185 : x
  2. Step 2: Convert to fraction form
    85,179/179,185 = 179,185/x
  3. Step 3: Cross multiply
    85,179x = 179,185 × 179,185
  4. Step 4: Simplify right side
    85,179x = 32,107,264,225
  5. Step 5: Solve for x
    x = 32,107,264,225/85,179
  6. Step 6: Final answer
    x = 376,938.73

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.