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Finding the Fourth Proportional to 594.46, 891.01 and 320.68

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Solution

The fourth proportional to 594.46, 891.01 and 320.68 is: 480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.46 : 891.01 = 320.68 : x
  2. Step 2: Convert to fraction form
    594.46/891.01 = 320.68/x
  3. Step 3: Cross multiply
    594.46x = 891.01 × 320.68
  4. Step 4: Simplify right side
    594.46x = 285,729.09
  5. Step 5: Solve for x
    x = 285,729.09/594.46
  6. Step 6: Final answer
    x = 480.65

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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.