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Finding the Fourth Proportional to 587.62, 881.57 and 176.73

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Solution

The fourth proportional to 587.62, 881.57 and 176.73 is: 265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.62 : 881.57 = 176.73 : x
  2. Step 2: Convert to fraction form
    587.62/881.57 = 176.73/x
  3. Step 3: Cross multiply
    587.62x = 881.57 × 176.73
  4. Step 4: Simplify right side
    587.62x = 155,799.87
  5. Step 5: Solve for x
    x = 155,799.87/587.62
  6. Step 6: Final answer
    x = 265.14

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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.