Home / 968,728.20-1,453,092.30-664,297.80

Finding the Fourth Proportional to 968,728.20, 1,453,092.30 and 664,297.80

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Solution

The fourth proportional to 968,728.20, 1,453,092.30 and 664,297.80 is: 996,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,728.20 : 1,453,092.30 = 664,297.80 : x
  2. Step 2: Convert to fraction form
    968,728.20/1,453,092.30 = 664,297.80/x
  3. Step 3: Cross multiply
    968,728.20x = 1,453,092.30 × 664,297.80
  4. Step 4: Simplify right side
    968,728.20x = 965,286,018,086.94
  5. Step 5: Solve for x
    x = 965,286,018,086.94/968,728.20
  6. Step 6: Final answer
    x = 996,446.70

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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.