Home / 787,276.41-1,180,906.83-360,691.20

Finding the Fourth Proportional to 787,276.41, 1,180,906.83 and 360,691.20

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Solution

The fourth proportional to 787,276.41, 1,180,906.83 and 360,691.20 is: 541,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,276.41 : 1,180,906.83 = 360,691.20 : x
  2. Step 2: Convert to fraction form
    787,276.41/1,180,906.83 = 360,691.20/x
  3. Step 3: Cross multiply
    787,276.41x = 1,180,906.83 × 360,691.20
  4. Step 4: Simplify right side
    787,276.41x = 425,942,701,600.90
  5. Step 5: Solve for x
    x = 425,942,701,600.90/787,276.41
  6. Step 6: Final answer
    x = 541,033.23

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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.