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Finding the Fourth Proportional to 350.44, 524.97 and 185.66

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Solution

The fourth proportional to 350.44, 524.97 and 185.66 is: 278.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.44 : 524.97 = 185.66 : x
  2. Step 2: Convert to fraction form
    350.44/524.97 = 185.66/x
  3. Step 3: Cross multiply
    350.44x = 524.97 × 185.66
  4. Step 4: Simplify right side
    350.44x = 97,465.93
  5. Step 5: Solve for x
    x = 97,465.93/350.44
  6. Step 6: Final answer
    x = 278.12

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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.