Home / 814,339.26-1,123,791.03-451,770.30

Finding the Fourth Proportional to 814,339.26, 1,123,791.03 and 451,770.30

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Solution

The fourth proportional to 814,339.26, 1,123,791.03 and 451,770.30 is: 623,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,339.26 : 1,123,791.03 = 451,770.30 : x
  2. Step 2: Convert to fraction form
    814,339.26/1,123,791.03 = 451,770.30/x
  3. Step 3: Cross multiply
    814,339.26x = 1,123,791.03 × 451,770.30
  4. Step 4: Simplify right side
    814,339.26x = 507,695,410,760.41
  5. Step 5: Solve for x
    x = 507,695,410,760.41/814,339.26
  6. Step 6: Final answer
    x = 623,444.60

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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.