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Finding the Fourth Proportional to 233.17, 348.87 and 175.20

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Solution

The fourth proportional to 233.17, 348.87 and 175.20 is: 262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.17 : 348.87 = 175.20 : x
  2. Step 2: Convert to fraction form
    233.17/348.87 = 175.20/x
  3. Step 3: Cross multiply
    233.17x = 348.87 × 175.20
  4. Step 4: Simplify right side
    233.17x = 61,121.37
  5. Step 5: Solve for x
    x = 61,121.37/233.17
  6. Step 6: Final answer
    x = 262.14

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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.