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Finding the Fourth Proportional to 704.03, 1,058.33 and 396.48

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Solution

The fourth proportional to 704.03, 1,058.33 and 396.48 is: 596.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.03 : 1,058.33 = 396.48 : x
  2. Step 2: Convert to fraction form
    704.03/1,058.33 = 396.48/x
  3. Step 3: Cross multiply
    704.03x = 1,058.33 × 396.48
  4. Step 4: Simplify right side
    704.03x = 419,606.68
  5. Step 5: Solve for x
    x = 419,606.68/704.03
  6. Step 6: Final answer
    x = 596.01

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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.