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Finding the Fourth Proportional to 7,199.69, 10,795.68 and 3,300.75

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Solution

The fourth proportional to 7,199.69, 10,795.68 and 3,300.75 is: 4,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.69 : 10,795.68 = 3,300.75 : x
  2. Step 2: Convert to fraction form
    7,199.69/10,795.68 = 3,300.75/x
  3. Step 3: Cross multiply
    7,199.69x = 10,795.68 × 3,300.75
  4. Step 4: Simplify right side
    7,199.69x = 35,633,840.76
  5. Step 5: Solve for x
    x = 35,633,840.76/7,199.69
  6. Step 6: Final answer
    x = 4,949.36

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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.