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Finding the Fourth Proportional to 481.32, 722.10 and 237.96

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Solution

The fourth proportional to 481.32, 722.10 and 237.96 is: 357.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.32 : 722.10 = 237.96 : x
  2. Step 2: Convert to fraction form
    481.32/722.10 = 237.96/x
  3. Step 3: Cross multiply
    481.32x = 722.10 × 237.96
  4. Step 4: Simplify right side
    481.32x = 171,830.92
  5. Step 5: Solve for x
    x = 171,830.92/481.32
  6. Step 6: Final answer
    x = 357.00

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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.