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Finding the Fourth Proportional to 597.78, 896.38 and 354.24

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Solution

The fourth proportional to 597.78, 896.38 and 354.24 is: 531.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.78 : 896.38 = 354.24 : x
  2. Step 2: Convert to fraction form
    597.78/896.38 = 354.24/x
  3. Step 3: Cross multiply
    597.78x = 896.38 × 354.24
  4. Step 4: Simplify right side
    597.78x = 317,532.77
  5. Step 5: Solve for x
    x = 317,532.77/597.78
  6. Step 6: Final answer
    x = 531.19

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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.