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Finding the Third Proportional to 177,493 and 386,083

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Solution

The third proportional to 177,493 and 386,083 is: 839,808.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,493 : 386,083 = 386,083 : x
  2. Step 2: Convert to fraction form
    177,493/386,083 = 386,083/x
  3. Step 3: Cross multiply
    177,493x = 386,083 × 386,083
  4. Step 4: Simplify right side
    177,493x = 149,060,082,889
  5. Step 5: Solve for x
    x = 149,060,082,889/177,493
  6. Step 6: Final answer
    x = 839,808.23

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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.