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Finding the Fourth Proportional to 465.36, 697.53 and 233.79

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Solution

The fourth proportional to 465.36, 697.53 and 233.79 is: 350.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.36 : 697.53 = 233.79 : x
  2. Step 2: Convert to fraction form
    465.36/697.53 = 233.79/x
  3. Step 3: Cross multiply
    465.36x = 697.53 × 233.79
  4. Step 4: Simplify right side
    465.36x = 163,075.54
  5. Step 5: Solve for x
    x = 163,075.54/465.36
  6. Step 6: Final answer
    x = 350.43

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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.