Home / 814,144.52-1,123,473.56-451,542.36

Finding the Fourth Proportional to 814,144.52, 1,123,473.56 and 451,542.36

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Solution

The fourth proportional to 814,144.52, 1,123,473.56 and 451,542.36 is: 623,103.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,144.52 : 1,123,473.56 = 451,542.36 : x
  2. Step 2: Convert to fraction form
    814,144.52/1,123,473.56 = 451,542.36/x
  3. Step 3: Cross multiply
    814,144.52x = 1,123,473.56 × 451,542.36
  4. Step 4: Simplify right side
    814,144.52x = 507,295,902,680.00
  5. Step 5: Solve for x
    x = 507,295,902,680.00/814,144.52
  6. Step 6: Final answer
    x = 623,103.01

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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.