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Finding the Fourth Proportional to 246.86, 370.30 and 73.54

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Solution

The fourth proportional to 246.86, 370.30 and 73.54 is: 110.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.86 : 370.30 = 73.54 : x
  2. Step 2: Convert to fraction form
    246.86/370.30 = 73.54/x
  3. Step 3: Cross multiply
    246.86x = 370.30 × 73.54
  4. Step 4: Simplify right side
    246.86x = 27,231.86
  5. Step 5: Solve for x
    x = 27,231.86/246.86
  6. Step 6: Final answer
    x = 110.31

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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.