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Finding the Fourth Proportional to 6,699.40, 10,049.05 and 2,019.39

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Solution

The fourth proportional to 6,699.40, 10,049.05 and 2,019.39 is: 3,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.40 : 10,049.05 = 2,019.39 : x
  2. Step 2: Convert to fraction form
    6,699.40/10,049.05 = 2,019.39/x
  3. Step 3: Cross multiply
    6,699.40x = 10,049.05 × 2,019.39
  4. Step 4: Simplify right side
    6,699.40x = 20,292,951.08
  5. Step 5: Solve for x
    x = 20,292,951.08/6,699.40
  6. Step 6: Final answer
    x = 3,029.07

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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.