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Finding the Fourth Proportional to 264.68, 364.08 and 234.60

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Solution

The fourth proportional to 264.68, 364.08 and 234.60 is: 322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.68 : 364.08 = 234.60 : x
  2. Step 2: Convert to fraction form
    264.68/364.08 = 234.60/x
  3. Step 3: Cross multiply
    264.68x = 364.08 × 234.60
  4. Step 4: Simplify right side
    264.68x = 85,413.17
  5. Step 5: Solve for x
    x = 85,413.17/264.68
  6. Step 6: Final answer
    x = 322.70

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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.