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Finding the Fourth Proportional to 360.10, 496.66 and 235.63

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Solution

The fourth proportional to 360.10, 496.66 and 235.63 is: 324.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.10 : 496.66 = 235.63 : x
  2. Step 2: Convert to fraction form
    360.10/496.66 = 235.63/x
  3. Step 3: Cross multiply
    360.10x = 496.66 × 235.63
  4. Step 4: Simplify right side
    360.10x = 117,028.00
  5. Step 5: Solve for x
    x = 117,028.00/360.10
  6. Step 6: Final answer
    x = 324.99

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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.