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Finding the Fourth Proportional to 587.56, 881.24 and 197.56

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Solution

The fourth proportional to 587.56, 881.24 and 197.56 is: 296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.56 : 881.24 = 197.56 : x
  2. Step 2: Convert to fraction form
    587.56/881.24 = 197.56/x
  3. Step 3: Cross multiply
    587.56x = 881.24 × 197.56
  4. Step 4: Simplify right side
    587.56x = 174,097.77
  5. Step 5: Solve for x
    x = 174,097.77/587.56
  6. Step 6: Final answer
    x = 296.31

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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.