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Finding the Fourth Proportional to 265.14, 365.78 and 182.10

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Solution

The fourth proportional to 265.14, 365.78 and 182.10 is: 251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.14 : 365.78 = 182.10 : x
  2. Step 2: Convert to fraction form
    265.14/365.78 = 182.10/x
  3. Step 3: Cross multiply
    265.14x = 365.78 × 182.10
  4. Step 4: Simplify right side
    265.14x = 66,608.54
  5. Step 5: Solve for x
    x = 66,608.54/265.14
  6. Step 6: Final answer
    x = 251.22

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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.