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Finding the Fourth Proportional to 274.25, 410.57 and 237.57

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Solution

The fourth proportional to 274.25, 410.57 and 237.57 is: 355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.25 : 410.57 = 237.57 : x
  2. Step 2: Convert to fraction form
    274.25/410.57 = 237.57/x
  3. Step 3: Cross multiply
    274.25x = 410.57 × 237.57
  4. Step 4: Simplify right side
    274.25x = 97,537.28
  5. Step 5: Solve for x
    x = 97,537.28/274.25
  6. Step 6: Final answer
    x = 355.65

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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.