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Finding the Fourth Proportional to 7,018.57, 10,527.86 and 1,824.44

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Solution

The fourth proportional to 7,018.57, 10,527.86 and 1,824.44 is: 2,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.57 : 10,527.86 = 1,824.44 : x
  2. Step 2: Convert to fraction form
    7,018.57/10,527.86 = 1,824.44/x
  3. Step 3: Cross multiply
    7,018.57x = 10,527.86 × 1,824.44
  4. Step 4: Simplify right side
    7,018.57x = 19,207,479.78
  5. Step 5: Solve for x
    x = 19,207,479.78/7,018.57
  6. Step 6: Final answer
    x = 2,736.67

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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.