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Finding the Fourth Proportional to 372.74, 556.85 and 241.67

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Solution

The fourth proportional to 372.74, 556.85 and 241.67 is: 361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.74 : 556.85 = 241.67 : x
  2. Step 2: Convert to fraction form
    372.74/556.85 = 241.67/x
  3. Step 3: Cross multiply
    372.74x = 556.85 × 241.67
  4. Step 4: Simplify right side
    372.74x = 134,569.95
  5. Step 5: Solve for x
    x = 134,569.95/372.74
  6. Step 6: Final answer
    x = 361.03

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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.