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Finding the Fourth Proportional to 496.71, 744.58 and 236.25

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Solution

The fourth proportional to 496.71, 744.58 and 236.25 is: 354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.71 : 744.58 = 236.25 : x
  2. Step 2: Convert to fraction form
    496.71/744.58 = 236.25/x
  3. Step 3: Cross multiply
    496.71x = 744.58 × 236.25
  4. Step 4: Simplify right side
    496.71x = 175,905.84
  5. Step 5: Solve for x
    x = 175,905.84/496.71
  6. Step 6: Final answer
    x = 354.14

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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.