Home / 799,690.01-1,199,745.06-287,406.85

Finding the Fourth Proportional to 799,690.01, 1,199,745.06 and 287,406.85

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Solution

The fourth proportional to 799,690.01, 1,199,745.06 and 287,406.85 is: 431,185.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,690.01 : 1,199,745.06 = 287,406.85 : x
  2. Step 2: Convert to fraction form
    799,690.01/1,199,745.06 = 287,406.85/x
  3. Step 3: Cross multiply
    799,690.01x = 1,199,745.06 × 287,406.85
  4. Step 4: Simplify right side
    799,690.01x = 344,814,948,497.66
  5. Step 5: Solve for x
    x = 344,814,948,497.66/799,690.01
  6. Step 6: Final answer
    x = 431,185.76

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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.