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Finding the Fourth Proportional to 240.63, 332.21 and 185.26

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Solution

The fourth proportional to 240.63, 332.21 and 185.26 is: 255.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.63 : 332.21 = 185.26 : x
  2. Step 2: Convert to fraction form
    240.63/332.21 = 185.26/x
  3. Step 3: Cross multiply
    240.63x = 332.21 × 185.26
  4. Step 4: Simplify right side
    240.63x = 61,545.22
  5. Step 5: Solve for x
    x = 61,545.22/240.63
  6. Step 6: Final answer
    x = 255.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.