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Finding the Fourth Proportional to 296.16, 408.44 and 184.08

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Solution

The fourth proportional to 296.16, 408.44 and 184.08 is: 253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.16 : 408.44 = 184.08 : x
  2. Step 2: Convert to fraction form
    296.16/408.44 = 184.08/x
  3. Step 3: Cross multiply
    296.16x = 408.44 × 184.08
  4. Step 4: Simplify right side
    296.16x = 75,185.64
  5. Step 5: Solve for x
    x = 75,185.64/296.16
  6. Step 6: Final answer
    x = 253.87

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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.