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Finding the Fourth Proportional to 589.21, 883.48 and 223.77

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Solution

The fourth proportional to 589.21, 883.48 and 223.77 is: 335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.21 : 883.48 = 223.77 : x
  2. Step 2: Convert to fraction form
    589.21/883.48 = 223.77/x
  3. Step 3: Cross multiply
    589.21x = 883.48 × 223.77
  4. Step 4: Simplify right side
    589.21x = 197,696.32
  5. Step 5: Solve for x
    x = 197,696.32/589.21
  6. Step 6: Final answer
    x = 335.53

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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.