Finding the Fourth Proportional to 362,197.67, 543,075.06 and 172,715.99
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Solution
The fourth proportional to 362,197.67, 543,075.06 and 172,715.99 is: 258,968.39
Step by Step Solution
- Step 1: Write the proportion equation
362,197.67 : 543,075.06 = 172,715.99 : x - Step 2: Convert to fraction form
362,197.67/543,075.06 = 172,715.99/x - Step 3: Cross multiply
362,197.67x = 543,075.06 × 172,715.99 - Step 4: Simplify right side
362,197.67x = 93,797,744,564.52 - Step 5: Solve for x
x = 93,797,744,564.52/362,197.67 - Step 6: Final answer
x = 258,968.39
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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.