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Finding the Fourth Proportional to 335.44, 465.45 and 325.22

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Solution

The fourth proportional to 335.44, 465.45 and 325.22 is: 451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.44 : 465.45 = 325.22 : x
  2. Step 2: Convert to fraction form
    335.44/465.45 = 325.22/x
  3. Step 3: Cross multiply
    335.44x = 465.45 × 325.22
  4. Step 4: Simplify right side
    335.44x = 151,370.10
  5. Step 5: Solve for x
    x = 151,370.10/335.44
  6. Step 6: Final answer
    x = 451.26

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.