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Finding the Fourth Proportional to 599.22, 898.74 and 252.45

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Solution

The fourth proportional to 599.22, 898.74 and 252.45 is: 378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.22 : 898.74 = 252.45 : x
  2. Step 2: Convert to fraction form
    599.22/898.74 = 252.45/x
  3. Step 3: Cross multiply
    599.22x = 898.74 × 252.45
  4. Step 4: Simplify right side
    599.22x = 226,886.91
  5. Step 5: Solve for x
    x = 226,886.91/599.22
  6. Step 6: Final answer
    x = 378.64

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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.