Home / 837,794.82-1,156,161.69-455,824.20

Finding the Fourth Proportional to 837,794.82, 1,156,161.69 and 455,824.20

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Solution

The fourth proportional to 837,794.82, 1,156,161.69 and 455,824.20 is: 629,040.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,794.82 : 1,156,161.69 = 455,824.20 : x
  2. Step 2: Convert to fraction form
    837,794.82/1,156,161.69 = 455,824.20/x
  3. Step 3: Cross multiply
    837,794.82x = 1,156,161.69 × 455,824.20
  4. Step 4: Simplify right side
    837,794.82x = 527,006,477,414.90
  5. Step 5: Solve for x
    x = 527,006,477,414.90/837,794.82
  6. Step 6: Final answer
    x = 629,040.03

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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.