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Finding the Fourth Proportional to 465.52, 698.17 and 157.37

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Solution

The fourth proportional to 465.52, 698.17 and 157.37 is: 236.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.52 : 698.17 = 157.37 : x
  2. Step 2: Convert to fraction form
    465.52/698.17 = 157.37/x
  3. Step 3: Cross multiply
    465.52x = 698.17 × 157.37
  4. Step 4: Simplify right side
    465.52x = 109,866.74
  5. Step 5: Solve for x
    x = 109,866.74/465.52
  6. Step 6: Final answer
    x = 236.01

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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.