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Finding the Fourth Proportional to 704.50, 1,057.66 and 596.97

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Solution

The fourth proportional to 704.50, 1,057.66 and 596.97 is: 896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.50 : 1,057.66 = 596.97 : x
  2. Step 2: Convert to fraction form
    704.50/1,057.66 = 596.97/x
  3. Step 3: Cross multiply
    704.50x = 1,057.66 × 596.97
  4. Step 4: Simplify right side
    704.50x = 631,389.80
  5. Step 5: Solve for x
    x = 631,389.80/704.50
  6. Step 6: Final answer
    x = 896.23

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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.