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Finding the Fourth Proportional to 598.08, 896.96 and 256

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Solution

The fourth proportional to 598.08, 896.96 and 256 is: 383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.08 : 896.96 = 256 : x
  2. Step 2: Convert to fraction form
    598.08/896.96 = 256/x
  3. Step 3: Cross multiply
    598.08x = 896.96 × 256
  4. Step 4: Simplify right side
    598.08x = 229,621.76
  5. Step 5: Solve for x
    x = 229,621.76/598.08
  6. Step 6: Final answer
    x = 383.93

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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.