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Finding the Fourth Proportional to 585.82, 878.82 and 174.91

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Solution

The fourth proportional to 585.82, 878.82 and 174.91 is: 262.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.82 : 878.82 = 174.91 : x
  2. Step 2: Convert to fraction form
    585.82/878.82 = 174.91/x
  3. Step 3: Cross multiply
    585.82x = 878.82 × 174.91
  4. Step 4: Simplify right side
    585.82x = 153,714.41
  5. Step 5: Solve for x
    x = 153,714.41/585.82
  6. Step 6: Final answer
    x = 262.39

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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.