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Finding the Fourth Proportional to 240.90, 332.56 and 184.43

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Solution

The fourth proportional to 240.90, 332.56 and 184.43 is: 254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.90 : 332.56 = 184.43 : x
  2. Step 2: Convert to fraction form
    240.90/332.56 = 184.43/x
  3. Step 3: Cross multiply
    240.90x = 332.56 × 184.43
  4. Step 4: Simplify right side
    240.90x = 61,332.38
  5. Step 5: Solve for x
    x = 61,332.38/240.90
  6. Step 6: Final answer
    x = 254.60

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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.