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Finding the Fourth Proportional to 569.52, 854.42 and 295.74

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Solution

The fourth proportional to 569.52, 854.42 and 295.74 is: 443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.52 : 854.42 = 295.74 : x
  2. Step 2: Convert to fraction form
    569.52/854.42 = 295.74/x
  3. Step 3: Cross multiply
    569.52x = 854.42 × 295.74
  4. Step 4: Simplify right side
    569.52x = 252,684.69
  5. Step 5: Solve for x
    x = 252,684.69/569.52
  6. Step 6: Final answer
    x = 443.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.