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Finding the Fourth Proportional to 6,329.69, 9,491.58 and 3,697.96

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Solution

The fourth proportional to 6,329.69, 9,491.58 and 3,697.96 is: 5,545.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.69 : 9,491.58 = 3,697.96 : x
  2. Step 2: Convert to fraction form
    6,329.69/9,491.58 = 3,697.96/x
  3. Step 3: Cross multiply
    6,329.69x = 9,491.58 × 3,697.96
  4. Step 4: Simplify right side
    6,329.69x = 35,099,483.18
  5. Step 5: Solve for x
    x = 35,099,483.18/6,329.69
  6. Step 6: Final answer
    x = 5,545.21

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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.