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Finding the Fourth Proportional to 444.08, 666.02 and 119.48

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Solution

The fourth proportional to 444.08, 666.02 and 119.48 is: 179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.08 : 666.02 = 119.48 : x
  2. Step 2: Convert to fraction form
    444.08/666.02 = 119.48/x
  3. Step 3: Cross multiply
    444.08x = 666.02 × 119.48
  4. Step 4: Simplify right side
    444.08x = 79,573.04
  5. Step 5: Solve for x
    x = 79,573.04/444.08
  6. Step 6: Final answer
    x = 179.19

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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.