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Finding the Fourth Proportional to 582.83, 874.39 and 171.96

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Solution

The fourth proportional to 582.83, 874.39 and 171.96 is: 257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.83 : 874.39 = 171.96 : x
  2. Step 2: Convert to fraction form
    582.83/874.39 = 171.96/x
  3. Step 3: Cross multiply
    582.83x = 874.39 × 171.96
  4. Step 4: Simplify right side
    582.83x = 150,360.10
  5. Step 5: Solve for x
    x = 150,360.10/582.83
  6. Step 6: Final answer
    x = 257.98

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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.