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Finding the Fourth Proportional to 365.67, 504.80 and 234.76

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Solution

The fourth proportional to 365.67, 504.80 and 234.76 is: 324.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.67 : 504.80 = 234.76 : x
  2. Step 2: Convert to fraction form
    365.67/504.80 = 234.76/x
  3. Step 3: Cross multiply
    365.67x = 504.80 × 234.76
  4. Step 4: Simplify right side
    365.67x = 118,503.15
  5. Step 5: Solve for x
    x = 118,503.15/365.67
  6. Step 6: Final answer
    x = 324.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.