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Finding the Fourth Proportional to 215.94, 298.14 and 183.26

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Solution

The fourth proportional to 215.94, 298.14 and 183.26 is: 253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    215.94 : 298.14 = 183.26 : x
  2. Step 2: Convert to fraction form
    215.94/298.14 = 183.26/x
  3. Step 3: Cross multiply
    215.94x = 298.14 × 183.26
  4. Step 4: Simplify right side
    215.94x = 54,637.14
  5. Step 5: Solve for x
    x = 54,637.14/215.94
  6. Step 6: Final answer
    x = 253.02

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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.