Home / 828,855.56-1,143,993.30-541,843.40

Finding the Fourth Proportional to 828,855.56, 1,143,993.30 and 541,843.40

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Solution

The fourth proportional to 828,855.56, 1,143,993.30 and 541,843.40 is: 747,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,855.56 : 1,143,993.30 = 541,843.40 : x
  2. Step 2: Convert to fraction form
    828,855.56/1,143,993.30 = 541,843.40/x
  3. Step 3: Cross multiply
    828,855.56x = 1,143,993.30 × 541,843.40
  4. Step 4: Simplify right side
    828,855.56x = 619,865,219,249.22
  5. Step 5: Solve for x
    x = 619,865,219,249.22/828,855.56
  6. Step 6: Final answer
    x = 747,856.74

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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.