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Finding the Fourth Proportional to 475.85, 713.48 and 232.08

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Solution

The fourth proportional to 475.85, 713.48 and 232.08 is: 347.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.85 : 713.48 = 232.08 : x
  2. Step 2: Convert to fraction form
    475.85/713.48 = 232.08/x
  3. Step 3: Cross multiply
    475.85x = 713.48 × 232.08
  4. Step 4: Simplify right side
    475.85x = 165,583.28
  5. Step 5: Solve for x
    x = 165,583.28/475.85
  6. Step 6: Final answer
    x = 347.98

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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.