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Finding the Fourth Proportional to 5,889.75, 8,829.03 and 2,189.46

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Solution

The fourth proportional to 5,889.75, 8,829.03 and 2,189.46 is: 3,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.75 : 8,829.03 = 2,189.46 : x
  2. Step 2: Convert to fraction form
    5,889.75/8,829.03 = 2,189.46/x
  3. Step 3: Cross multiply
    5,889.75x = 8,829.03 × 2,189.46
  4. Step 4: Simplify right side
    5,889.75x = 19,330,808.02
  5. Step 5: Solve for x
    x = 19,330,808.02/5,889.75
  6. Step 6: Final answer
    x = 3,282.11

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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.