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Finding the Third Proportional to 114,180 and 178,182

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Solution

The third proportional to 114,180 and 178,182 is: 278,059.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,180 : 178,182 = 178,182 : x
  2. Step 2: Convert to fraction form
    114,180/178,182 = 178,182/x
  3. Step 3: Cross multiply
    114,180x = 178,182 × 178,182
  4. Step 4: Simplify right side
    114,180x = 31,748,825,124
  5. Step 5: Solve for x
    x = 31,748,825,124/114,180
  6. Step 6: Final answer
    x = 278,059.42

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.