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Finding the Fourth Proportional to 193.32, 289.50 and 184.80

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Solution

The fourth proportional to 193.32, 289.50 and 184.80 is: 276.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.32 : 289.50 = 184.80 : x
  2. Step 2: Convert to fraction form
    193.32/289.50 = 184.80/x
  3. Step 3: Cross multiply
    193.32x = 289.50 × 184.80
  4. Step 4: Simplify right side
    193.32x = 53,499.60
  5. Step 5: Solve for x
    x = 53,499.60/193.32
  6. Step 6: Final answer
    x = 276.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.