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Finding the Fourth Proportional to 594.45, 891 and 223.89

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Solution

The fourth proportional to 594.45, 891 and 223.89 is: 335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.45 : 891 = 223.89 : x
  2. Step 2: Convert to fraction form
    594.45/891 = 223.89/x
  3. Step 3: Cross multiply
    594.45x = 891 × 223.89
  4. Step 4: Simplify right side
    594.45x = 199,485.99
  5. Step 5: Solve for x
    x = 199,485.99/594.45
  6. Step 6: Final answer
    x = 335.58

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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.