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Finding the Fourth Proportional to 246.56, 340.40 and 169.04

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Solution

The fourth proportional to 246.56, 340.40 and 169.04 is: 233.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.56 : 340.40 = 169.04 : x
  2. Step 2: Convert to fraction form
    246.56/340.40 = 169.04/x
  3. Step 3: Cross multiply
    246.56x = 340.40 × 169.04
  4. Step 4: Simplify right side
    246.56x = 57,541.22
  5. Step 5: Solve for x
    x = 57,541.22/246.56
  6. Step 6: Final answer
    x = 233.38

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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.