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Finding the Fourth Proportional to 464.93, 696.34 and 267.02

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Solution

The fourth proportional to 464.93, 696.34 and 267.02 is: 399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.93 : 696.34 = 267.02 : x
  2. Step 2: Convert to fraction form
    464.93/696.34 = 267.02/x
  3. Step 3: Cross multiply
    464.93x = 696.34 × 267.02
  4. Step 4: Simplify right side
    464.93x = 185,936.71
  5. Step 5: Solve for x
    x = 185,936.71/464.93
  6. Step 6: Final answer
    x = 399.92

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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.