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Finding the Fourth Proportional to 594.06, 819.46 and 394.92

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Solution

The fourth proportional to 594.06, 819.46 and 394.92 is: 544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.06 : 819.46 = 394.92 : x
  2. Step 2: Convert to fraction form
    594.06/819.46 = 394.92/x
  3. Step 3: Cross multiply
    594.06x = 819.46 × 394.92
  4. Step 4: Simplify right side
    594.06x = 323,621.14
  5. Step 5: Solve for x
    x = 323,621.14/594.06
  6. Step 6: Final answer
    x = 544.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.