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Finding the Fourth Proportional to 598.49, 825.76 and 359.26

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Solution

The fourth proportional to 598.49, 825.76 and 359.26 is: 495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.49 : 825.76 = 359.26 : x
  2. Step 2: Convert to fraction form
    598.49/825.76 = 359.26/x
  3. Step 3: Cross multiply
    598.49x = 825.76 × 359.26
  4. Step 4: Simplify right side
    598.49x = 296,660.92
  5. Step 5: Solve for x
    x = 296,660.92/598.49
  6. Step 6: Final answer
    x = 495.68

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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.