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Finding the Fourth Proportional to 465.51, 698.27 and 234.27

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Solution

The fourth proportional to 465.51, 698.27 and 234.27 is: 351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.51 : 698.27 = 234.27 : x
  2. Step 2: Convert to fraction form
    465.51/698.27 = 234.27/x
  3. Step 3: Cross multiply
    465.51x = 698.27 × 234.27
  4. Step 4: Simplify right side
    465.51x = 163,584.30
  5. Step 5: Solve for x
    x = 163,584.30/465.51
  6. Step 6: Final answer
    x = 351.41

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Double scale
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Similar ratio
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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.