Finding the Fourth Proportional to 272,544.23, 376,107.28 and 151,685.49
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Solution
The fourth proportional to 272,544.23, 376,107.28 and 151,685.49 is: 209,323.89
Step by Step Solution
- Step 1: Write the proportion equation
272,544.23 : 376,107.28 = 151,685.49 : x - Step 2: Convert to fraction form
272,544.23/376,107.28 = 151,685.49/x - Step 3: Cross multiply
272,544.23x = 376,107.28 × 151,685.49 - Step 4: Simplify right side
272,544.23x = 57,050,017,059.37 - Step 5: Solve for x
x = 57,050,017,059.37/272,544.23 - Step 6: Final answer
x = 209,323.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.