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Finding the Fourth Proportional to 5,739.88, 8,598.48 and 2,809.48

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Solution

The fourth proportional to 5,739.88, 8,598.48 and 2,809.48 is: 4,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.88 : 8,598.48 = 2,809.48 : x
  2. Step 2: Convert to fraction form
    5,739.88/8,598.48 = 2,809.48/x
  3. Step 3: Cross multiply
    5,739.88x = 8,598.48 × 2,809.48
  4. Step 4: Simplify right side
    5,739.88x = 24,157,257.59
  5. Step 5: Solve for x
    x = 24,157,257.59/5,739.88
  6. Step 6: Final answer
    x = 4,208.67

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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.