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Finding the Fourth Proportional to 594.43, 891.29 and 204.21

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Solution

The fourth proportional to 594.43, 891.29 and 204.21 is: 306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.43 : 891.29 = 204.21 : x
  2. Step 2: Convert to fraction form
    594.43/891.29 = 204.21/x
  3. Step 3: Cross multiply
    594.43x = 891.29 × 204.21
  4. Step 4: Simplify right side
    594.43x = 182,010.84
  5. Step 5: Solve for x
    x = 182,010.84/594.43
  6. Step 6: Final answer
    x = 306.20

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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.