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Finding the Fourth Proportional to 375.89, 563.66 and 294.56

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Solution

The fourth proportional to 375.89, 563.66 and 294.56 is: 441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.89 : 563.66 = 294.56 : x
  2. Step 2: Convert to fraction form
    375.89/563.66 = 294.56/x
  3. Step 3: Cross multiply
    375.89x = 563.66 × 294.56
  4. Step 4: Simplify right side
    375.89x = 166,031.69
  5. Step 5: Solve for x
    x = 166,031.69/375.89
  6. Step 6: Final answer
    x = 441.70

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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.