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Finding the Fourth Proportional to 375.35, 563.00 and 238.05

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Solution

The fourth proportional to 375.35, 563.00 and 238.05 is: 357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.35 : 563.00 = 238.05 : x
  2. Step 2: Convert to fraction form
    375.35/563.00 = 238.05/x
  3. Step 3: Cross multiply
    375.35x = 563.00 × 238.05
  4. Step 4: Simplify right side
    375.35x = 134,020.96
  5. Step 5: Solve for x
    x = 134,020.96/375.35
  6. Step 6: Final answer
    x = 357.06

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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.