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Finding the Fourth Proportional to 259.44, 358.01 and 204.32

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Solution

The fourth proportional to 259.44, 358.01 and 204.32 is: 281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.44 : 358.01 = 204.32 : x
  2. Step 2: Convert to fraction form
    259.44/358.01 = 204.32/x
  3. Step 3: Cross multiply
    259.44x = 358.01 × 204.32
  4. Step 4: Simplify right side
    259.44x = 73,145.79
  5. Step 5: Solve for x
    x = 73,145.79/259.44
  6. Step 6: Final answer
    x = 281.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.