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Finding the Fourth Proportional to 6,636.40, 9,944.26 and 2,475.28

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Solution

The fourth proportional to 6,636.40, 9,944.26 and 2,475.28 is: 3,709.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.40 : 9,944.26 = 2,475.28 : x
  2. Step 2: Convert to fraction form
    6,636.40/9,944.26 = 2,475.28/x
  3. Step 3: Cross multiply
    6,636.40x = 9,944.26 × 2,475.28
  4. Step 4: Simplify right side
    6,636.40x = 24,614,834.13
  5. Step 5: Solve for x
    x = 24,614,834.13/6,636.40
  6. Step 6: Final answer
    x = 3,709.07

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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.