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Finding the Fourth Proportional to 598.74, 892.24 and 579.17

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Solution

The fourth proportional to 598.74, 892.24 and 579.17 is: 863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.74 : 892.24 = 579.17 : x
  2. Step 2: Convert to fraction form
    598.74/892.24 = 579.17/x
  3. Step 3: Cross multiply
    598.74x = 892.24 × 579.17
  4. Step 4: Simplify right side
    598.74x = 516,758.64
  5. Step 5: Solve for x
    x = 516,758.64/598.74
  6. Step 6: Final answer
    x = 863.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.