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Finding the Fourth Proportional to 259.64, 358.32 and 182.04

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Solution

The fourth proportional to 259.64, 358.32 and 182.04 is: 251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.64 : 358.32 = 182.04 : x
  2. Step 2: Convert to fraction form
    259.64/358.32 = 182.04/x
  3. Step 3: Cross multiply
    259.64x = 358.32 × 182.04
  4. Step 4: Simplify right side
    259.64x = 65,228.57
  5. Step 5: Solve for x
    x = 65,228.57/259.64
  6. Step 6: Final answer
    x = 251.23

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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.