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Finding the Fourth Proportional to 215.59, 297.22 and 184.37

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Solution

The fourth proportional to 215.59, 297.22 and 184.37 is: 254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    215.59 : 297.22 = 184.37 : x
  2. Step 2: Convert to fraction form
    215.59/297.22 = 184.37/x
  3. Step 3: Cross multiply
    215.59x = 297.22 × 184.37
  4. Step 4: Simplify right side
    215.59x = 54,798.45
  5. Step 5: Solve for x
    x = 54,798.45/215.59
  6. Step 6: Final answer
    x = 254.18

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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.