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Finding the Fourth Proportional to 296.63, 444.18 and 251.18

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Solution

The fourth proportional to 296.63, 444.18 and 251.18 is: 376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.63 : 444.18 = 251.18 : x
  2. Step 2: Convert to fraction form
    296.63/444.18 = 251.18/x
  3. Step 3: Cross multiply
    296.63x = 444.18 × 251.18
  4. Step 4: Simplify right side
    296.63x = 111,566.91
  5. Step 5: Solve for x
    x = 111,566.91/296.63
  6. Step 6: Final answer
    x = 376.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.