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Finding the Third Proportional to 85,192 and 181,312

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Solution

The third proportional to 85,192 and 181,312 is: 385,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,192 : 181,312 = 181,312 : x
  2. Step 2: Convert to fraction form
    85,192/181,312 = 181,312/x
  3. Step 3: Cross multiply
    85,192x = 181,312 × 181,312
  4. Step 4: Simplify right side
    85,192x = 32,874,041,344
  5. Step 5: Solve for x
    x = 32,874,041,344/85,192
  6. Step 6: Final answer
    x = 385,881.79

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.