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Finding the Fourth Proportional to 343.94, 474.44 and 250.83

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Solution

The fourth proportional to 343.94, 474.44 and 250.83 is: 346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.94 : 474.44 = 250.83 : x
  2. Step 2: Convert to fraction form
    343.94/474.44 = 250.83/x
  3. Step 3: Cross multiply
    343.94x = 474.44 × 250.83
  4. Step 4: Simplify right side
    343.94x = 119,002.53
  5. Step 5: Solve for x
    x = 119,002.53/343.94
  6. Step 6: Final answer
    x = 346.00

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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.