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Finding the Fourth Proportional to 5,604.80, 7,735.30 and 3,366.77

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Solution

The fourth proportional to 5,604.80, 7,735.30 and 3,366.77 is: 4,646.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.80 : 7,735.30 = 3,366.77 : x
  2. Step 2: Convert to fraction form
    5,604.80/7,735.30 = 3,366.77/x
  3. Step 3: Cross multiply
    5,604.80x = 7,735.30 × 3,366.77
  4. Step 4: Simplify right side
    5,604.80x = 26,042,928.89
  5. Step 5: Solve for x
    x = 26,042,928.89/5,604.80
  6. Step 6: Final answer
    x = 4,646.54

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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.