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Finding the Fourth Proportional to 323,036.37, 445,794.44 and 177,859.05

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Solution

The fourth proportional to 323,036.37, 445,794.44 and 177,859.05 is: 245,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,036.37 : 445,794.44 = 177,859.05 : x
  2. Step 2: Convert to fraction form
    323,036.37/445,794.44 = 177,859.05/x
  3. Step 3: Cross multiply
    323,036.37x = 445,794.44 × 177,859.05
  4. Step 4: Simplify right side
    323,036.37x = 79,288,574,704.39
  5. Step 5: Solve for x
    x = 79,288,574,704.39/323,036.37
  6. Step 6: Final answer
    x = 245,447.83

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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.