Home / 886,519.20-1,327,906.80-587,143.20

Finding the Fourth Proportional to 886,519.20, 1,327,906.80 and 587,143.20

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Solution

The fourth proportional to 886,519.20, 1,327,906.80 and 587,143.20 is: 879,474.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,519.20 : 1,327,906.80 = 587,143.20 : x
  2. Step 2: Convert to fraction form
    886,519.20/1,327,906.80 = 587,143.20/x
  3. Step 3: Cross multiply
    886,519.20x = 1,327,906.80 × 587,143.20
  4. Step 4: Simplify right side
    886,519.20x = 779,671,447,853.76
  5. Step 5: Solve for x
    x = 779,671,447,853.76/886,519.20
  6. Step 6: Final answer
    x = 879,474.97

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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.