Home / 419,637.24-579,092.10-228,652.20

Finding the Fourth Proportional to 419,637.24, 579,092.10 and 228,652.20

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Solution

The fourth proportional to 419,637.24, 579,092.10 and 228,652.20 is: 315,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,637.24 : 579,092.10 = 228,652.20 : x
  2. Step 2: Convert to fraction form
    419,637.24/579,092.10 = 228,652.20/x
  3. Step 3: Cross multiply
    419,637.24x = 579,092.10 × 228,652.20
  4. Step 4: Simplify right side
    419,637.24x = 132,410,682,667.62
  5. Step 5: Solve for x
    x = 132,410,682,667.62/419,637.24
  6. Step 6: Final answer
    x = 315,536.06

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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.