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Finding the Fourth Proportional to 587.82, 881.74 and 176.96

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Solution

The fourth proportional to 587.82, 881.74 and 176.96 is: 265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.82 : 881.74 = 176.96 : x
  2. Step 2: Convert to fraction form
    587.82/881.74 = 176.96/x
  3. Step 3: Cross multiply
    587.82x = 881.74 × 176.96
  4. Step 4: Simplify right side
    587.82x = 156,032.71
  5. Step 5: Solve for x
    x = 156,032.71/587.82
  6. Step 6: Final answer
    x = 265.44

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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.