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Finding the Fourth Proportional to 587.88, 880.92 and 263.16

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Solution

The fourth proportional to 587.88, 880.92 and 263.16 is: 394.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.88 : 880.92 = 263.16 : x
  2. Step 2: Convert to fraction form
    587.88/880.92 = 263.16/x
  3. Step 3: Cross multiply
    587.88x = 880.92 × 263.16
  4. Step 4: Simplify right side
    587.88x = 231,822.91
  5. Step 5: Solve for x
    x = 231,822.91/587.88
  6. Step 6: Final answer
    x = 394.34

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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.