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Finding the Third Proportional to 84,725 and 183,396

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Solution

The third proportional to 84,725 and 183,396 is: 396,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,725 : 183,396 = 183,396 : x
  2. Step 2: Convert to fraction form
    84,725/183,396 = 183,396/x
  3. Step 3: Cross multiply
    84,725x = 183,396 × 183,396
  4. Step 4: Simplify right side
    84,725x = 33,634,092,816
  5. Step 5: Solve for x
    x = 33,634,092,816/84,725
  6. Step 6: Final answer
    x = 396,979.56

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.