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Finding the Fourth Proportional to 483.06, 724.14 and 174.84

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Solution

The fourth proportional to 483.06, 724.14 and 174.84 is: 262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.06 : 724.14 = 174.84 : x
  2. Step 2: Convert to fraction form
    483.06/724.14 = 174.84/x
  3. Step 3: Cross multiply
    483.06x = 724.14 × 174.84
  4. Step 4: Simplify right side
    483.06x = 126,608.64
  5. Step 5: Solve for x
    x = 126,608.64/483.06
  6. Step 6: Final answer
    x = 262.10

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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.