Finding the Fourth Proportional to 264,283.49, 396,474.41 and 120,199.67
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Solution
The fourth proportional to 264,283.49, 396,474.41 and 120,199.67 is: 180,321.88
Step by Step Solution
- Step 1: Write the proportion equation
264,283.49 : 396,474.41 = 120,199.67 : x - Step 2: Convert to fraction form
264,283.49/396,474.41 = 120,199.67/x - Step 3: Cross multiply
264,283.49x = 396,474.41 × 120,199.67 - Step 4: Simplify right side
264,283.49x = 47,656,094,537.13 - Step 5: Solve for x
x = 47,656,094,537.13/264,283.49 - Step 6: Final answer
x = 180,321.88
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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.