Home / 814,163.44-1,123,680.10-451,704.04

Finding the Fourth Proportional to 814,163.44, 1,123,680.10 and 451,704.04

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Solution

The fourth proportional to 814,163.44, 1,123,680.10 and 451,704.04 is: 623,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,163.44 : 1,123,680.10 = 451,704.04 : x
  2. Step 2: Convert to fraction form
    814,163.44/1,123,680.10 = 451,704.04/x
  3. Step 3: Cross multiply
    814,163.44x = 1,123,680.10 × 451,704.04
  4. Step 4: Simplify right side
    814,163.44x = 507,570,840,837.60
  5. Step 5: Solve for x
    x = 507,570,840,837.60/814,163.44
  6. Step 6: Final answer
    x = 623,426.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.