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Finding the Fourth Proportional to 358.33, 497.02 and 348.85

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Solution

The fourth proportional to 358.33, 497.02 and 348.85 is: 483.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.33 : 497.02 = 348.85 : x
  2. Step 2: Convert to fraction form
    358.33/497.02 = 348.85/x
  3. Step 3: Cross multiply
    358.33x = 497.02 × 348.85
  4. Step 4: Simplify right side
    358.33x = 173,382.94
  5. Step 5: Solve for x
    x = 173,382.94/358.33
  6. Step 6: Final answer
    x = 483.86

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.