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Finding the Fourth Proportional to 416,523.82, 574,813.42 and 255,467.68

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Solution

The fourth proportional to 416,523.82, 574,813.42 and 255,467.68 is: 352,551.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,523.82 : 574,813.42 = 255,467.68 : x
  2. Step 2: Convert to fraction form
    416,523.82/574,813.42 = 255,467.68/x
  3. Step 3: Cross multiply
    416,523.82x = 574,813.42 × 255,467.68
  4. Step 4: Simplify right side
    416,523.82x = 146,846,250,840.27
  5. Step 5: Solve for x
    x = 146,846,250,840.27/416,523.82
  6. Step 6: Final answer
    x = 352,551.87

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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.