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Finding the Fourth Proportional to 240.54, 332.09 and 185.17

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Solution

The fourth proportional to 240.54, 332.09 and 185.17 is: 255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.54 : 332.09 = 185.17 : x
  2. Step 2: Convert to fraction form
    240.54/332.09 = 185.17/x
  3. Step 3: Cross multiply
    240.54x = 332.09 × 185.17
  4. Step 4: Simplify right side
    240.54x = 61,492.74
  5. Step 5: Solve for x
    x = 61,492.74/240.54
  6. Step 6: Final answer
    x = 255.64

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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.