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Finding the Fourth Proportional to 264.83, 364.97 and 261.05

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Solution

The fourth proportional to 264.83, 364.97 and 261.05 is: 359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.83 : 364.97 = 261.05 : x
  2. Step 2: Convert to fraction form
    264.83/364.97 = 261.05/x
  3. Step 3: Cross multiply
    264.83x = 364.97 × 261.05
  4. Step 4: Simplify right side
    264.83x = 95,274.25
  5. Step 5: Solve for x
    x = 95,274.25/264.83
  6. Step 6: Final answer
    x = 359.76

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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.