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Finding the Fourth Proportional to 336.41, 504.65 and 105.24

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Solution

The fourth proportional to 336.41, 504.65 and 105.24 is: 157.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.41 : 504.65 = 105.24 : x
  2. Step 2: Convert to fraction form
    336.41/504.65 = 105.24/x
  3. Step 3: Cross multiply
    336.41x = 504.65 × 105.24
  4. Step 4: Simplify right side
    336.41x = 53,109.37
  5. Step 5: Solve for x
    x = 53,109.37/336.41
  6. Step 6: Final answer
    x = 157.87

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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.