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Finding the Fourth Proportional to 587.24, 880.52 and 383.12

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Solution

The fourth proportional to 587.24, 880.52 and 383.12 is: 574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.24 : 880.52 = 383.12 : x
  2. Step 2: Convert to fraction form
    587.24/880.52 = 383.12/x
  3. Step 3: Cross multiply
    587.24x = 880.52 × 383.12
  4. Step 4: Simplify right side
    587.24x = 337,344.82
  5. Step 5: Solve for x
    x = 337,344.82/587.24
  6. Step 6: Final answer
    x = 574.46

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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.