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Finding the Fourth Proportional to 253.94, 350.15 and 183.87

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Solution

The fourth proportional to 253.94, 350.15 and 183.87 is: 253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    253.94 : 350.15 = 183.87 : x
  2. Step 2: Convert to fraction form
    253.94/350.15 = 183.87/x
  3. Step 3: Cross multiply
    253.94x = 350.15 × 183.87
  4. Step 4: Simplify right side
    253.94x = 64,381.16
  5. Step 5: Solve for x
    x = 64,381.16/253.94
  6. Step 6: Final answer
    x = 253.53

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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.