Home / 534,161.40-800,853.30-218,455.80

Finding the Fourth Proportional to 534,161.40, 800,853.30 and 218,455.80

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Solution

The fourth proportional to 534,161.40, 800,853.30 and 218,455.80 is: 327,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,161.40 : 800,853.30 = 218,455.80 : x
  2. Step 2: Convert to fraction form
    534,161.40/800,853.30 = 218,455.80/x
  3. Step 3: Cross multiply
    534,161.40x = 800,853.30 × 218,455.80
  4. Step 4: Simplify right side
    534,161.40x = 174,951,048,334.14
  5. Step 5: Solve for x
    x = 174,951,048,334.14/534,161.40
  6. Step 6: Final answer
    x = 327,524.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.