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Finding the Fourth Proportional to 482.92, 724.37 and 174.67

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Solution

The fourth proportional to 482.92, 724.37 and 174.67 is: 262.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.92 : 724.37 = 174.67 : x
  2. Step 2: Convert to fraction form
    482.92/724.37 = 174.67/x
  3. Step 3: Cross multiply
    482.92x = 724.37 × 174.67
  4. Step 4: Simplify right side
    482.92x = 126,523.02
  5. Step 5: Solve for x
    x = 126,523.02/482.92
  6. Step 6: Final answer
    x = 262.00

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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.