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Finding the Fourth Proportional to 3,369.26, 4,648.76 and 1,933.77

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Solution

The fourth proportional to 3,369.26, 4,648.76 and 1,933.77 is: 2,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.26 : 4,648.76 = 1,933.77 : x
  2. Step 2: Convert to fraction form
    3,369.26/4,648.76 = 1,933.77/x
  3. Step 3: Cross multiply
    3,369.26x = 4,648.76 × 1,933.77
  4. Step 4: Simplify right side
    3,369.26x = 8,989,632.63
  5. Step 5: Solve for x
    x = 8,989,632.63/3,369.26
  6. Step 6: Final answer
    x = 2,668.13

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1.5x scale

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.