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Finding the Fourth Proportional to 350.24, 483.41 and 219.17

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Solution

The fourth proportional to 350.24, 483.41 and 219.17 is: 302.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.24 : 483.41 = 219.17 : x
  2. Step 2: Convert to fraction form
    350.24/483.41 = 219.17/x
  3. Step 3: Cross multiply
    350.24x = 483.41 × 219.17
  4. Step 4: Simplify right side
    350.24x = 105,945.46
  5. Step 5: Solve for x
    x = 105,945.46/350.24
  6. Step 6: Final answer
    x = 302.50

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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.