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Finding the Fourth Proportional to 597.74, 896.13 and 255.98

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Solution

The fourth proportional to 597.74, 896.13 and 255.98 is: 383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.74 : 896.13 = 255.98 : x
  2. Step 2: Convert to fraction form
    597.74/896.13 = 255.98/x
  3. Step 3: Cross multiply
    597.74x = 896.13 × 255.98
  4. Step 4: Simplify right side
    597.74x = 229,391.36
  5. Step 5: Solve for x
    x = 229,391.36/597.74
  6. Step 6: Final answer
    x = 383.76

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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.