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Finding the Fourth Proportional to 344.79, 476.44 and 251.37

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Solution

The fourth proportional to 344.79, 476.44 and 251.37 is: 347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.79 : 476.44 = 251.37 : x
  2. Step 2: Convert to fraction form
    344.79/476.44 = 251.37/x
  3. Step 3: Cross multiply
    344.79x = 476.44 × 251.37
  4. Step 4: Simplify right side
    344.79x = 119,762.72
  5. Step 5: Solve for x
    x = 119,762.72/344.79
  6. Step 6: Final answer
    x = 347.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.