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Finding the Fourth Proportional to 587.11, 880.67 and 176.25

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Solution

The fourth proportional to 587.11, 880.67 and 176.25 is: 264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.11 : 880.67 = 176.25 : x
  2. Step 2: Convert to fraction form
    587.11/880.67 = 176.25/x
  3. Step 3: Cross multiply
    587.11x = 880.67 × 176.25
  4. Step 4: Simplify right side
    587.11x = 155,218.09
  5. Step 5: Solve for x
    x = 155,218.09/587.11
  6. Step 6: Final answer
    x = 264.38

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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.