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Finding the Fourth Proportional to 2,277, 3,413.28 and 1,166.42

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Solution

The fourth proportional to 2,277, 3,413.28 and 1,166.42 is: 1,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277 : 3,413.28 = 1,166.42 : x
  2. Step 2: Convert to fraction form
    2,277/3,413.28 = 1,166.42/x
  3. Step 3: Cross multiply
    2,277x = 3,413.28 × 1,166.42
  4. Step 4: Simplify right side
    2,277x = 3,981,300.99
  5. Step 5: Solve for x
    x = 3,981,300.99/2,277
  6. Step 6: Final answer
    x = 1,748.49

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1.5x scale

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.