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Finding the Fourth Proportional to 5,789.37, 8,684.03 and 1,406.84

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Solution

The fourth proportional to 5,789.37, 8,684.03 and 1,406.84 is: 2,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.37 : 8,684.03 = 1,406.84 : x
  2. Step 2: Convert to fraction form
    5,789.37/8,684.03 = 1,406.84/x
  3. Step 3: Cross multiply
    5,789.37x = 8,684.03 × 1,406.84
  4. Step 4: Simplify right side
    5,789.37x = 12,217,055.14
  5. Step 5: Solve for x
    x = 12,217,055.14/5,789.37
  6. Step 6: Final answer
    x = 2,110.26

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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.