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Finding the Fourth Proportional to 214.80, 296.74 and 184.02

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Solution

The fourth proportional to 214.80, 296.74 and 184.02 is: 254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214.80 : 296.74 = 184.02 : x
  2. Step 2: Convert to fraction form
    214.80/296.74 = 184.02/x
  3. Step 3: Cross multiply
    214.80x = 296.74 × 184.02
  4. Step 4: Simplify right side
    214.80x = 54,606.09
  5. Step 5: Solve for x
    x = 54,606.09/214.80
  6. Step 6: Final answer
    x = 254.22

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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.