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Finding the Fourth Proportional to 374.19, 559.62 and 333.36

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Solution

The fourth proportional to 374.19, 559.62 and 333.36 is: 498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.19 : 559.62 = 333.36 : x
  2. Step 2: Convert to fraction form
    374.19/559.62 = 333.36/x
  3. Step 3: Cross multiply
    374.19x = 559.62 × 333.36
  4. Step 4: Simplify right side
    374.19x = 186,554.92
  5. Step 5: Solve for x
    x = 186,554.92/374.19
  6. Step 6: Final answer
    x = 498.56

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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.