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Finding the Fourth Proportional to 463.66, 695.96 and 232.72

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Solution

The fourth proportional to 463.66, 695.96 and 232.72 is: 349.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.66 : 695.96 = 232.72 : x
  2. Step 2: Convert to fraction form
    463.66/695.96 = 232.72/x
  3. Step 3: Cross multiply
    463.66x = 695.96 × 232.72
  4. Step 4: Simplify right side
    463.66x = 161,963.81
  5. Step 5: Solve for x
    x = 161,963.81/463.66
  6. Step 6: Final answer
    x = 349.32

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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.