Home / 753,558.83-1,039,850.85-431,195.03

Finding the Fourth Proportional to 753,558.83, 1,039,850.85 and 431,195.03

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Solution

The fourth proportional to 753,558.83, 1,039,850.85 and 431,195.03 is: 595,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,558.83 : 1,039,850.85 = 431,195.03 : x
  2. Step 2: Convert to fraction form
    753,558.83/1,039,850.85 = 431,195.03/x
  3. Step 3: Cross multiply
    753,558.83x = 1,039,850.85 × 431,195.03
  4. Step 4: Simplify right side
    753,558.83x = 448,378,511,106.05
  5. Step 5: Solve for x
    x = 448,378,511,106.05/753,558.83
  6. Step 6: Final answer
    x = 595,014.61

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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.