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Finding the Fourth Proportional to 587.92, 881.89 and 552.28

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Solution

The fourth proportional to 587.92, 881.89 and 552.28 is: 828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.92 : 881.89 = 552.28 : x
  2. Step 2: Convert to fraction form
    587.92/881.89 = 552.28/x
  3. Step 3: Cross multiply
    587.92x = 881.89 × 552.28
  4. Step 4: Simplify right side
    587.92x = 487,050.21
  5. Step 5: Solve for x
    x = 487,050.21/587.92
  6. Step 6: Final answer
    x = 828.43

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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.