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Finding the Fourth Proportional to 293.56, 440.19 and 185.26

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Solution

The fourth proportional to 293.56, 440.19 and 185.26 is: 277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.56 : 440.19 = 185.26 : x
  2. Step 2: Convert to fraction form
    293.56/440.19 = 185.26/x
  3. Step 3: Cross multiply
    293.56x = 440.19 × 185.26
  4. Step 4: Simplify right side
    293.56x = 81,549.60
  5. Step 5: Solve for x
    x = 81,549.60/293.56
  6. Step 6: Final answer
    x = 277.80

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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.