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Finding the Fourth Proportional to 182,707.20, 274,183.20 and 64,378.80

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Solution

The fourth proportional to 182,707.20, 274,183.20 and 64,378.80 is: 96,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,707.20 : 274,183.20 = 64,378.80 : x
  2. Step 2: Convert to fraction form
    182,707.20/274,183.20 = 64,378.80/x
  3. Step 3: Cross multiply
    182,707.20x = 274,183.20 × 64,378.80
  4. Step 4: Simplify right side
    182,707.20x = 17,651,585,396.16
  5. Step 5: Solve for x
    x = 17,651,585,396.16/182,707.20
  6. Step 6: Final answer
    x = 96,611.33

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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.