Finding the Fourth Proportional to 371,684.42, 557,563.38 and 118,901.44
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Solution
The fourth proportional to 371,684.42, 557,563.38 and 118,901.44 is: 178,363.92
Step by Step Solution
- Step 1: Write the proportion equation
371,684.42 : 557,563.38 = 118,901.44 : x - Step 2: Convert to fraction form
371,684.42/557,563.38 = 118,901.44/x - Step 3: Cross multiply
371,684.42x = 557,563.38 × 118,901.44 - Step 4: Simplify right side
371,684.42x = 66,295,088,773.27 - Step 5: Solve for x
x = 66,295,088,773.27/371,684.42 - Step 6: Final answer
x = 178,363.92
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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.