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Finding the Third Proportional to 182,784 and 388,848

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Solution

The third proportional to 182,784 and 388,848 is: 827,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,784 : 388,848 = 388,848 : x
  2. Step 2: Convert to fraction form
    182,784/388,848 = 388,848/x
  3. Step 3: Cross multiply
    182,784x = 388,848 × 388,848
  4. Step 4: Simplify right side
    182,784x = 151,202,767,104
  5. Step 5: Solve for x
    x = 151,202,767,104/182,784
  6. Step 6: Final answer
    x = 827,221.02

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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.