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Finding the Fourth Proportional to 336.19, 504.22 and 92.65

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Solution

The fourth proportional to 336.19, 504.22 and 92.65 is: 138.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.19 : 504.22 = 92.65 : x
  2. Step 2: Convert to fraction form
    336.19/504.22 = 92.65/x
  3. Step 3: Cross multiply
    336.19x = 504.22 × 92.65
  4. Step 4: Simplify right side
    336.19x = 46,715.98
  5. Step 5: Solve for x
    x = 46,715.98/336.19
  6. Step 6: Final answer
    x = 138.96

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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.