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Finding the Fourth Proportional to 598.54, 897.18 and 382.18

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Solution

The fourth proportional to 598.54, 897.18 and 382.18 is: 572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.54 : 897.18 = 382.18 : x
  2. Step 2: Convert to fraction form
    598.54/897.18 = 382.18/x
  3. Step 3: Cross multiply
    598.54x = 897.18 × 382.18
  4. Step 4: Simplify right side
    598.54x = 342,884.25
  5. Step 5: Solve for x
    x = 342,884.25/598.54
  6. Step 6: Final answer
    x = 572.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.