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Finding the Fourth Proportional to 594.12, 891.66 and 320.52

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Solution

The fourth proportional to 594.12, 891.66 and 320.52 is: 481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.12 : 891.66 = 320.52 : x
  2. Step 2: Convert to fraction form
    594.12/891.66 = 320.52/x
  3. Step 3: Cross multiply
    594.12x = 891.66 × 320.52
  4. Step 4: Simplify right side
    594.12x = 285,794.86
  5. Step 5: Solve for x
    x = 285,794.86/594.12
  6. Step 6: Final answer
    x = 481.04

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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.