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Finding the Fourth Proportional to 322,611.53, 445,201.58 and 179,370.32

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Solution

The fourth proportional to 322,611.53, 445,201.58 and 179,370.32 is: 247,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,611.53 : 445,201.58 = 179,370.32 : x
  2. Step 2: Convert to fraction form
    322,611.53/445,201.58 = 179,370.32/x
  3. Step 3: Cross multiply
    322,611.53x = 445,201.58 × 179,370.32
  4. Step 4: Simplify right side
    322,611.53x = 79,855,948,091.52
  5. Step 5: Solve for x
    x = 79,855,948,091.52/322,611.53
  6. Step 6: Final answer
    x = 247,529.74

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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.