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Finding the Fourth Proportional to 433.48, 597.42 and 359.80

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Solution

The fourth proportional to 433.48, 597.42 and 359.80 is: 495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.48 : 597.42 = 359.80 : x
  2. Step 2: Convert to fraction form
    433.48/597.42 = 359.80/x
  3. Step 3: Cross multiply
    433.48x = 597.42 × 359.80
  4. Step 4: Simplify right side
    433.48x = 214,951.72
  5. Step 5: Solve for x
    x = 214,951.72/433.48
  6. Step 6: Final answer
    x = 495.87

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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.