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Finding the Fourth Proportional to 464.99, 697.60 and 233.60

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Solution

The fourth proportional to 464.99, 697.60 and 233.60 is: 350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.99 : 697.60 = 233.60 : x
  2. Step 2: Convert to fraction form
    464.99/697.60 = 233.60/x
  3. Step 3: Cross multiply
    464.99x = 697.60 × 233.60
  4. Step 4: Simplify right side
    464.99x = 162,956.16
  5. Step 5: Solve for x
    x = 162,956.16/464.99
  6. Step 6: Final answer
    x = 350.45

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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.