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Finding the Fourth Proportional to 1,300.82, 1,795.19 and 733.85

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Solution

The fourth proportional to 1,300.82, 1,795.19 and 733.85 is: 1,012.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.82 : 1,795.19 = 733.85 : x
  2. Step 2: Convert to fraction form
    1,300.82/1,795.19 = 733.85/x
  3. Step 3: Cross multiply
    1,300.82x = 1,795.19 × 733.85
  4. Step 4: Simplify right side
    1,300.82x = 1,317,391.21
  5. Step 5: Solve for x
    x = 1,317,391.21/1,300.82
  6. Step 6: Final answer
    x = 1,012.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.