Finding the Fourth Proportional to 773,408.58, 1,067,311.12 and 433,884.12
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Solution
The fourth proportional to 773,408.58, 1,067,311.12 and 433,884.12 is: 598,764.17
Step by Step Solution
- Step 1: Write the proportion equation
773,408.58 : 1,067,311.12 = 433,884.12 : x - Step 2: Convert to fraction form
773,408.58/1,067,311.12 = 433,884.12/x - Step 3: Cross multiply
773,408.58x = 1,067,311.12 × 433,884.12 - Step 4: Simplify right side
773,408.58x = 463,089,346,067.41 - Step 5: Solve for x
x = 463,089,346,067.41/773,408.58 - Step 6: Final answer
x = 598,764.17
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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.