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Finding the Fourth Proportional to 464.36, 696.60 and 175.77

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Solution

The fourth proportional to 464.36, 696.60 and 175.77 is: 263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.36 : 696.60 = 175.77 : x
  2. Step 2: Convert to fraction form
    464.36/696.60 = 175.77/x
  3. Step 3: Cross multiply
    464.36x = 696.60 × 175.77
  4. Step 4: Simplify right side
    464.36x = 122,441.38
  5. Step 5: Solve for x
    x = 122,441.38/464.36
  6. Step 6: Final answer
    x = 263.68

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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.