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Finding the Fourth Proportional to 598.33, 825.79 and 349.79

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Solution

The fourth proportional to 598.33, 825.79 and 349.79 is: 482.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.33 : 825.79 = 349.79 : x
  2. Step 2: Convert to fraction form
    598.33/825.79 = 349.79/x
  3. Step 3: Cross multiply
    598.33x = 825.79 × 349.79
  4. Step 4: Simplify right side
    598.33x = 288,853.08
  5. Step 5: Solve for x
    x = 288,853.08/598.33
  6. Step 6: Final answer
    x = 482.77

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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.