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Finding the Fourth Proportional to 496.37, 744.90 and 492.53

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Solution

The fourth proportional to 496.37, 744.90 and 492.53 is: 739.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.37 : 744.90 = 492.53 : x
  2. Step 2: Convert to fraction form
    496.37/744.90 = 492.53/x
  3. Step 3: Cross multiply
    496.37x = 744.90 × 492.53
  4. Step 4: Simplify right side
    496.37x = 366,885.59
  5. Step 5: Solve for x
    x = 366,885.59/496.37
  6. Step 6: Final answer
    x = 739.14

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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.