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Finding the Fourth Proportional to 706.08, 1,058.22 and 294.73

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Solution

The fourth proportional to 706.08, 1,058.22 and 294.73 is: 441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.08 : 1,058.22 = 294.73 : x
  2. Step 2: Convert to fraction form
    706.08/1,058.22 = 294.73/x
  3. Step 3: Cross multiply
    706.08x = 1,058.22 × 294.73
  4. Step 4: Simplify right side
    706.08x = 311,891.02
  5. Step 5: Solve for x
    x = 311,891.02/706.08
  6. Step 6: Final answer
    x = 441.72

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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.