Home / 533,826.61-800,739.91-234,309.78

Finding the Fourth Proportional to 533,826.61, 800,739.91 and 234,309.78

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Solution

The fourth proportional to 533,826.61, 800,739.91 and 234,309.78 is: 351,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,826.61 : 800,739.91 = 234,309.78 : x
  2. Step 2: Convert to fraction form
    533,826.61/800,739.91 = 234,309.78/x
  3. Step 3: Cross multiply
    533,826.61x = 800,739.91 × 234,309.78
  4. Step 4: Simplify right side
    533,826.61x = 187,621,191,563.55
  5. Step 5: Solve for x
    x = 187,621,191,563.55/533,826.61
  6. Step 6: Final answer
    x = 351,464.67

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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.