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Finding the Fourth Proportional to 344.64, 475.53 and 246.23

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Solution

The fourth proportional to 344.64, 475.53 and 246.23 is: 339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.64 : 475.53 = 246.23 : x
  2. Step 2: Convert to fraction form
    344.64/475.53 = 246.23/x
  3. Step 3: Cross multiply
    344.64x = 475.53 × 246.23
  4. Step 4: Simplify right side
    344.64x = 117,089.75
  5. Step 5: Solve for x
    x = 117,089.75/344.64
  6. Step 6: Final answer
    x = 339.75

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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.