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Finding the Fourth Proportional to 265.85, 400.62 and 246

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Solution

The fourth proportional to 265.85, 400.62 and 246 is: 370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.85 : 400.62 = 246 : x
  2. Step 2: Convert to fraction form
    265.85/400.62 = 246/x
  3. Step 3: Cross multiply
    265.85x = 400.62 × 246
  4. Step 4: Simplify right side
    265.85x = 98,552.52
  5. Step 5: Solve for x
    x = 98,552.52/265.85
  6. Step 6: Final answer
    x = 370.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.