Home / 800,183.92-1,104,655.35-618,485.23

Finding the Fourth Proportional to 800,183.92, 1,104,655.35 and 618,485.23

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Solution

The fourth proportional to 800,183.92, 1,104,655.35 and 618,485.23 is: 853,819.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,183.92 : 1,104,655.35 = 618,485.23 : x
  2. Step 2: Convert to fraction form
    800,183.92/1,104,655.35 = 618,485.23/x
  3. Step 3: Cross multiply
    800,183.92x = 1,104,655.35 × 618,485.23
  4. Step 4: Simplify right side
    800,183.92x = 683,213,018,215.48
  5. Step 5: Solve for x
    x = 683,213,018,215.48/800,183.92
  6. Step 6: Final answer
    x = 853,819.98

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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.