Finding the Fourth Proportional to 545,110.70, 816,110.85 and 482,902.70
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Solution
The fourth proportional to 545,110.70, 816,110.85 and 482,902.70 is: 722,976.33
Step by Step Solution
- Step 1: Write the proportion equation
545,110.70 : 816,110.85 = 482,902.70 : x - Step 2: Convert to fraction form
545,110.70/816,110.85 = 482,902.70/x - Step 3: Cross multiply
545,110.70x = 816,110.85 × 482,902.70 - Step 4: Simplify right side
545,110.70x = 394,102,132,964.30 - Step 5: Solve for x
x = 394,102,132,964.30/545,110.70 - Step 6: Final answer
x = 722,976.33
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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.