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Finding the Fourth Proportional to 495.09, 741.96 and 235.26

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Solution

The fourth proportional to 495.09, 741.96 and 235.26 is: 352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.09 : 741.96 = 235.26 : x
  2. Step 2: Convert to fraction form
    495.09/741.96 = 235.26/x
  3. Step 3: Cross multiply
    495.09x = 741.96 × 235.26
  4. Step 4: Simplify right side
    495.09x = 174,553.51
  5. Step 5: Solve for x
    x = 174,553.51/495.09
  6. Step 6: Final answer
    x = 352.57

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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.