Home / 821,885.58-1,230,835.41-568,454.79

Finding the Fourth Proportional to 821,885.58, 1,230,835.41 and 568,454.79

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Solution

The fourth proportional to 821,885.58, 1,230,835.41 and 568,454.79 is: 851,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,885.58 : 1,230,835.41 = 568,454.79 : x
  2. Step 2: Convert to fraction form
    821,885.58/1,230,835.41 = 568,454.79/x
  3. Step 3: Cross multiply
    821,885.58x = 1,230,835.41 × 568,454.79
  4. Step 4: Simplify right side
    821,885.58x = 699,674,284,516.11
  5. Step 5: Solve for x
    x = 699,674,284,516.11/821,885.58
  6. Step 6: Final answer
    x = 851,303.76

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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.