Home / 961,675.22-1,327,183.79-548,221.86

Finding the Fourth Proportional to 961,675.22, 1,327,183.79 and 548,221.86

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Solution

The fourth proportional to 961,675.22, 1,327,183.79 and 548,221.86 is: 756,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,675.22 : 1,327,183.79 = 548,221.86 : x
  2. Step 2: Convert to fraction form
    961,675.22/1,327,183.79 = 548,221.86/x
  3. Step 3: Cross multiply
    961,675.22x = 1,327,183.79 × 548,221.86
  4. Step 4: Simplify right side
    961,675.22x = 727,591,163,174.54
  5. Step 5: Solve for x
    x = 727,591,163,174.54/961,675.22
  6. Step 6: Final answer
    x = 756,587.20

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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.