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Finding the Fourth Proportional to 587.60, 881.52 and 344.16

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Solution

The fourth proportional to 587.60, 881.52 and 344.16 is: 516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.60 : 881.52 = 344.16 : x
  2. Step 2: Convert to fraction form
    587.60/881.52 = 344.16/x
  3. Step 3: Cross multiply
    587.60x = 881.52 × 344.16
  4. Step 4: Simplify right side
    587.60x = 303,383.92
  5. Step 5: Solve for x
    x = 303,383.92/587.60
  6. Step 6: Final answer
    x = 516.31

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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.