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Finding the Fourth Proportional to 799.16, 1,195.98 and 708.44

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Solution

The fourth proportional to 799.16, 1,195.98 and 708.44 is: 1,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    799.16 : 1,195.98 = 708.44 : x
  2. Step 2: Convert to fraction form
    799.16/1,195.98 = 708.44/x
  3. Step 3: Cross multiply
    799.16x = 1,195.98 × 708.44
  4. Step 4: Simplify right side
    799.16x = 847,280.07
  5. Step 5: Solve for x
    x = 847,280.07/799.16
  6. Step 6: Final answer
    x = 1,060.21

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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.