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Finding the Fourth Proportional to 306.96, 460.50 and 169.93

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Solution

The fourth proportional to 306.96, 460.50 and 169.93 is: 254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.96 : 460.50 = 169.93 : x
  2. Step 2: Convert to fraction form
    306.96/460.50 = 169.93/x
  3. Step 3: Cross multiply
    306.96x = 460.50 × 169.93
  4. Step 4: Simplify right side
    306.96x = 78,252.77
  5. Step 5: Solve for x
    x = 78,252.77/306.96
  6. Step 6: Final answer
    x = 254.93

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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.