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Finding the Fourth Proportional to 598.19, 825.44 and 336.20

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Solution

The fourth proportional to 598.19, 825.44 and 336.20 is: 463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.19 : 825.44 = 336.20 : x
  2. Step 2: Convert to fraction form
    598.19/825.44 = 336.20/x
  3. Step 3: Cross multiply
    598.19x = 825.44 × 336.20
  4. Step 4: Simplify right side
    598.19x = 277,507.12
  5. Step 5: Solve for x
    x = 277,507.12/598.19
  6. Step 6: Final answer
    x = 463.92

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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.