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Finding the Fourth Proportional to 360.08, 496.08 and 350

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Solution

The fourth proportional to 360.08, 496.08 and 350 is: 482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.08 : 496.08 = 350 : x
  2. Step 2: Convert to fraction form
    360.08/496.08 = 350/x
  3. Step 3: Cross multiply
    360.08x = 496.08 × 350
  4. Step 4: Simplify right side
    360.08x = 173,628
  5. Step 5: Solve for x
    x = 173,628/360.08
  6. Step 6: Final answer
    x = 482.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.