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Finding the Fourth Proportional to 235.17, 351.27 and 183.87

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Solution

The fourth proportional to 235.17, 351.27 and 183.87 is: 274.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.17 : 351.27 = 183.87 : x
  2. Step 2: Convert to fraction form
    235.17/351.27 = 183.87/x
  3. Step 3: Cross multiply
    235.17x = 351.27 × 183.87
  4. Step 4: Simplify right side
    235.17x = 64,588.01
  5. Step 5: Solve for x
    x = 64,588.01/235.17
  6. Step 6: Final answer
    x = 274.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.