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Finding the Fourth Proportional to 293.52, 442.22 and 265.76

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Solution

The fourth proportional to 293.52, 442.22 and 265.76 is: 400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.52 : 442.22 = 265.76 : x
  2. Step 2: Convert to fraction form
    293.52/442.22 = 265.76/x
  3. Step 3: Cross multiply
    293.52x = 442.22 × 265.76
  4. Step 4: Simplify right side
    293.52x = 117,524.39
  5. Step 5: Solve for x
    x = 117,524.39/293.52
  6. Step 6: Final answer
    x = 400.40

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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.