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Finding the Fourth Proportional to 506.41, 759.65 and 232.45

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Solution

The fourth proportional to 506.41, 759.65 and 232.45 is: 348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.41 : 759.65 = 232.45 : x
  2. Step 2: Convert to fraction form
    506.41/759.65 = 232.45/x
  3. Step 3: Cross multiply
    506.41x = 759.65 × 232.45
  4. Step 4: Simplify right side
    506.41x = 176,580.64
  5. Step 5: Solve for x
    x = 176,580.64/506.41
  6. Step 6: Final answer
    x = 348.69

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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.