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Finding the Third Proportional to 178,971.75 and 250,860.38

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Solution

The third proportional to 178,971.75 and 250,860.38 is: 351,624.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,971.75 : 250,860.38 = 250,860.38 : x
  2. Step 2: Convert to fraction form
    178,971.75/250,860.38 = 250,860.38/x
  3. Step 3: Cross multiply
    178,971.75x = 250,860.38 × 250,860.38
  4. Step 4: Simplify right side
    178,971.75x = 62,930,927,745.14
  5. Step 5: Solve for x
    x = 62,930,927,745.14/178,971.75
  6. Step 6: Final answer
    x = 351,624.92

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.