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Finding the Fourth Proportional to 246.24, 339.46 and 176.28

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Solution

The fourth proportional to 246.24, 339.46 and 176.28 is: 243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.24 : 339.46 = 176.28 : x
  2. Step 2: Convert to fraction form
    246.24/339.46 = 176.28/x
  3. Step 3: Cross multiply
    246.24x = 339.46 × 176.28
  4. Step 4: Simplify right side
    246.24x = 59,840.01
  5. Step 5: Solve for x
    x = 59,840.01/246.24
  6. Step 6: Final answer
    x = 243.01

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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.