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Finding the Fourth Proportional to 444.56, 613.46 and 248.08

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Solution

The fourth proportional to 444.56, 613.46 and 248.08 is: 342.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.56 : 613.46 = 248.08 : x
  2. Step 2: Convert to fraction form
    444.56/613.46 = 248.08/x
  3. Step 3: Cross multiply
    444.56x = 613.46 × 248.08
  4. Step 4: Simplify right side
    444.56x = 152,187.16
  5. Step 5: Solve for x
    x = 152,187.16/444.56
  6. Step 6: Final answer
    x = 342.34

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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.