Finding the Fourth Proportional to 543,810.84, 815,799.24 and 277,426.08
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Solution
The fourth proportional to 543,810.84, 815,799.24 and 277,426.08 is: 416,181.45
Step by Step Solution
- Step 1: Write the proportion equation
543,810.84 : 815,799.24 = 277,426.08 : x - Step 2: Convert to fraction form
543,810.84/815,799.24 = 277,426.08/x - Step 3: Cross multiply
543,810.84x = 815,799.24 × 277,426.08 - Step 4: Simplify right side
543,810.84x = 226,323,985,220.18 - Step 5: Solve for x
x = 226,323,985,220.18/543,810.84 - Step 6: Final answer
x = 416,181.45
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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.