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Finding the Fourth Proportional to 496.63, 745.08 and 236.62

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Solution

The fourth proportional to 496.63, 745.08 and 236.62 is: 354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.63 : 745.08 = 236.62 : x
  2. Step 2: Convert to fraction form
    496.63/745.08 = 236.62/x
  3. Step 3: Cross multiply
    496.63x = 745.08 × 236.62
  4. Step 4: Simplify right side
    496.63x = 176,300.83
  5. Step 5: Solve for x
    x = 176,300.83/496.63
  6. Step 6: Final answer
    x = 354.99

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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.