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Finding the Fourth Proportional to 496.37, 744.96 and 208.01

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Solution

The fourth proportional to 496.37, 744.96 and 208.01 is: 312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.37 : 744.96 = 208.01 : x
  2. Step 2: Convert to fraction form
    496.37/744.96 = 208.01/x
  3. Step 3: Cross multiply
    496.37x = 744.96 × 208.01
  4. Step 4: Simplify right side
    496.37x = 154,959.13
  5. Step 5: Solve for x
    x = 154,959.13/496.37
  6. Step 6: Final answer
    x = 312.18

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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.