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Finding the Fourth Proportional to 620,180.20, 930,104.24 and 170,794.27

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Solution

The fourth proportional to 620,180.20, 930,104.24 and 170,794.27 is: 256,145.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,180.20 : 930,104.24 = 170,794.27 : x
  2. Step 2: Convert to fraction form
    620,180.20/930,104.24 = 170,794.27/x
  3. Step 3: Cross multiply
    620,180.20x = 930,104.24 × 170,794.27
  4. Step 4: Simplify right side
    620,180.20x = 158,856,470,471.17
  5. Step 5: Solve for x
    x = 158,856,470,471.17/620,180.20
  6. Step 6: Final answer
    x = 256,145.67

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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.