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Finding the Fourth Proportional to 348.76, 523.52 and 202.67

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Solution

The fourth proportional to 348.76, 523.52 and 202.67 is: 304.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.76 : 523.52 = 202.67 : x
  2. Step 2: Convert to fraction form
    348.76/523.52 = 202.67/x
  3. Step 3: Cross multiply
    348.76x = 523.52 × 202.67
  4. Step 4: Simplify right side
    348.76x = 106,101.80
  5. Step 5: Solve for x
    x = 106,101.80/348.76
  6. Step 6: Final answer
    x = 304.23

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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.