Finding the Fourth Proportional to 545,716.96, 819,087.36 and 335,764.96
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Solution
The fourth proportional to 545,716.96, 819,087.36 and 335,764.96 is: 503,962.41
Step by Step Solution
- Step 1: Write the proportion equation
545,716.96 : 819,087.36 = 335,764.96 : x - Step 2: Convert to fraction form
545,716.96/819,087.36 = 335,764.96/x - Step 3: Cross multiply
545,716.96x = 819,087.36 × 335,764.96 - Step 4: Simplify right side
545,716.96x = 275,020,834,666.91 - Step 5: Solve for x
x = 275,020,834,666.91/545,716.96 - Step 6: Final answer
x = 503,962.41
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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.