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Finding the Fourth Proportional to 374.83, 559.38 and 333.82

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Solution

The fourth proportional to 374.83, 559.38 and 333.82 is: 498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.83 : 559.38 = 333.82 : x
  2. Step 2: Convert to fraction form
    374.83/559.38 = 333.82/x
  3. Step 3: Cross multiply
    374.83x = 559.38 × 333.82
  4. Step 4: Simplify right side
    374.83x = 186,729.16
  5. Step 5: Solve for x
    x = 186,729.16/374.83
  6. Step 6: Final answer
    x = 498.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.