Finding the Fourth Proportional to 549,755.80, 824,633.70 and 194,805.70
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Solution
The fourth proportional to 549,755.80, 824,633.70 and 194,805.70 is: 292,208.55
Step by Step Solution
- Step 1: Write the proportion equation
549,755.80 : 824,633.70 = 194,805.70 : x - Step 2: Convert to fraction form
549,755.80/824,633.70 = 194,805.70/x - Step 3: Cross multiply
549,755.80x = 824,633.70 × 194,805.70 - Step 4: Simplify right side
549,755.80x = 160,643,345,172.09 - Step 5: Solve for x
x = 160,643,345,172.09/549,755.80 - Step 6: Final answer
x = 292,208.55
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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.