Home / 418,051.15-576,912.23-227,067.73

Finding the Fourth Proportional to 418,051.15, 576,912.23 and 227,067.73

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Solution

The fourth proportional to 418,051.15, 576,912.23 and 227,067.73 is: 313,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,051.15 : 576,912.23 = 227,067.73 : x
  2. Step 2: Convert to fraction form
    418,051.15/576,912.23 = 227,067.73/x
  3. Step 3: Cross multiply
    418,051.15x = 576,912.23 × 227,067.73
  4. Step 4: Simplify right side
    418,051.15x = 130,998,150,475.34
  5. Step 5: Solve for x
    x = 130,998,150,475.34/418,051.15
  6. Step 6: Final answer
    x = 313,354.36

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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.