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Finding the Fourth Proportional to 383.92, 529.02 and 265.93

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Solution

The fourth proportional to 383.92, 529.02 and 265.93 is: 366.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.92 : 529.02 = 265.93 : x
  2. Step 2: Convert to fraction form
    383.92/529.02 = 265.93/x
  3. Step 3: Cross multiply
    383.92x = 529.02 × 265.93
  4. Step 4: Simplify right side
    383.92x = 140,680.97
  5. Step 5: Solve for x
    x = 140,680.97/383.92
  6. Step 6: Final answer
    x = 366.44

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