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Finding the Fourth Proportional to 7,289.70, 10,934.55 and 2,024.70

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Solution

The fourth proportional to 7,289.70, 10,934.55 and 2,024.70 is: 3,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.70 : 10,934.55 = 2,024.70 : x
  2. Step 2: Convert to fraction form
    7,289.70/10,934.55 = 2,024.70/x
  3. Step 3: Cross multiply
    7,289.70x = 10,934.55 × 2,024.70
  4. Step 4: Simplify right side
    7,289.70x = 22,139,183.39
  5. Step 5: Solve for x
    x = 22,139,183.39/7,289.70
  6. Step 6: Final answer
    x = 3,037.05

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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.