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Finding the Fourth Proportional to 6,672.92, 10,011.67 and 2,977.70

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Solution

The fourth proportional to 6,672.92, 10,011.67 and 2,977.70 is: 4,467.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.92 : 10,011.67 = 2,977.70 : x
  2. Step 2: Convert to fraction form
    6,672.92/10,011.67 = 2,977.70/x
  3. Step 3: Cross multiply
    6,672.92x = 10,011.67 × 2,977.70
  4. Step 4: Simplify right side
    6,672.92x = 29,811,692.26
  5. Step 5: Solve for x
    x = 29,811,692.26/6,672.92
  6. Step 6: Final answer
    x = 4,467.57

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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.