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Finding the Fourth Proportional to 464.88, 697.26 and 168.36

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Solution

The fourth proportional to 464.88, 697.26 and 168.36 is: 252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.88 : 697.26 = 168.36 : x
  2. Step 2: Convert to fraction form
    464.88/697.26 = 168.36/x
  3. Step 3: Cross multiply
    464.88x = 697.26 × 168.36
  4. Step 4: Simplify right side
    464.88x = 117,390.69
  5. Step 5: Solve for x
    x = 117,390.69/464.88
  6. Step 6: Final answer
    x = 252.52

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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.