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Finding the Fourth Proportional to 476.02, 713.53 and 232.71

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Solution

The fourth proportional to 476.02, 713.53 and 232.71 is: 348.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.02 : 713.53 = 232.71 : x
  2. Step 2: Convert to fraction form
    476.02/713.53 = 232.71/x
  3. Step 3: Cross multiply
    476.02x = 713.53 × 232.71
  4. Step 4: Simplify right side
    476.02x = 166,045.57
  5. Step 5: Solve for x
    x = 166,045.57/476.02
  6. Step 6: Final answer
    x = 348.82

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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.