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Finding the Fourth Proportional to 367,079.60, 550,556.98 and 100,777.73

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Solution

The fourth proportional to 367,079.60, 550,556.98 and 100,777.73 is: 151,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,079.60 : 550,556.98 = 100,777.73 : x
  2. Step 2: Convert to fraction form
    367,079.60/550,556.98 = 100,777.73/x
  3. Step 3: Cross multiply
    367,079.60x = 550,556.98 × 100,777.73
  4. Step 4: Simplify right side
    367,079.60x = 55,483,882,680.06
  5. Step 5: Solve for x
    x = 55,483,882,680.06/367,079.60
  6. Step 6: Final answer
    x = 151,149.46

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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.