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Finding the Fourth Proportional to 264.56, 364.98 and 187.04

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Solution

The fourth proportional to 264.56, 364.98 and 187.04 is: 258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.56 : 364.98 = 187.04 : x
  2. Step 2: Convert to fraction form
    264.56/364.98 = 187.04/x
  3. Step 3: Cross multiply
    264.56x = 364.98 × 187.04
  4. Step 4: Simplify right side
    264.56x = 68,265.86
  5. Step 5: Solve for x
    x = 68,265.86/264.56
  6. Step 6: Final answer
    x = 258.04

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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.