Finding the Fourth Proportional to 481,583.18, 664,583.11 and 277,633.12
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Solution
The fourth proportional to 481,583.18, 664,583.11 and 277,633.12 is: 383,132.74
Step by Step Solution
- Step 1: Write the proportion equation
481,583.18 : 664,583.11 = 277,633.12 : x - Step 2: Convert to fraction form
481,583.18/664,583.11 = 277,633.12/x - Step 3: Cross multiply
481,583.18x = 664,583.11 × 277,633.12 - Step 4: Simplify right side
481,583.18x = 184,510,282,328.60 - Step 5: Solve for x
x = 184,510,282,328.60/481,583.18 - Step 6: Final answer
x = 383,132.74
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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.