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Finding the Fourth Proportional to 322,177.45, 444,604.86 and 178,950.82

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Solution

The fourth proportional to 322,177.45, 444,604.86 and 178,950.82 is: 246,952.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,177.45 : 444,604.86 = 178,950.82 : x
  2. Step 2: Convert to fraction form
    322,177.45/444,604.86 = 178,950.82/x
  3. Step 3: Cross multiply
    322,177.45x = 444,604.86 × 178,950.82
  4. Step 4: Simplify right side
    322,177.45x = 79,562,404,272.99
  5. Step 5: Solve for x
    x = 79,562,404,272.99/322,177.45
  6. Step 6: Final answer
    x = 246,952.12

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1.5x scale

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.