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Finding the Fourth Proportional to 322,552.56, 445,134.04 and 177,369.41

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Solution

The fourth proportional to 322,552.56, 445,134.04 and 177,369.41 is: 244,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,552.56 : 445,134.04 = 177,369.41 : x
  2. Step 2: Convert to fraction form
    322,552.56/445,134.04 = 177,369.41/x
  3. Step 3: Cross multiply
    322,552.56x = 445,134.04 × 177,369.41
  4. Step 4: Simplify right side
    322,552.56x = 78,953,162,715.13
  5. Step 5: Solve for x
    x = 78,953,162,715.13/322,552.56
  6. Step 6: Final answer
    x = 244,776.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.