Home / 814,250.34-1,123,800.22-451,790.97

Finding the Fourth Proportional to 814,250.34, 1,123,800.22 and 451,790.97

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Solution

The fourth proportional to 814,250.34, 1,123,800.22 and 451,790.97 is: 623,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,250.34 : 1,123,800.22 = 451,790.97 : x
  2. Step 2: Convert to fraction form
    814,250.34/1,123,800.22 = 451,790.97/x
  3. Step 3: Cross multiply
    814,250.34x = 1,123,800.22 × 451,790.97
  4. Step 4: Simplify right side
    814,250.34x = 507,722,785,861.01
  5. Step 5: Solve for x
    x = 507,722,785,861.01/814,250.34
  6. Step 6: Final answer
    x = 623,546.30

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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.