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Finding the Fourth Proportional to 214.94, 296.34 and 175.55

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Solution

The fourth proportional to 214.94, 296.34 and 175.55 is: 242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    214.94 : 296.34 = 175.55 : x
  2. Step 2: Convert to fraction form
    214.94/296.34 = 175.55/x
  3. Step 3: Cross multiply
    214.94x = 296.34 × 175.55
  4. Step 4: Simplify right side
    214.94x = 52,022.94
  5. Step 5: Solve for x
    x = 52,022.94/214.94
  6. Step 6: Final answer
    x = 242.04

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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.