Finding the Fourth Proportional to 266,463.48, 367,715.16 and 145,601.99
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Solution
The fourth proportional to 266,463.48, 367,715.16 and 145,601.99 is: 200,928.31
Step by Step Solution
- Step 1: Write the proportion equation
266,463.48 : 367,715.16 = 145,601.99 : x - Step 2: Convert to fraction form
266,463.48/367,715.16 = 145,601.99/x - Step 3: Cross multiply
266,463.48x = 367,715.16 × 145,601.99 - Step 4: Simplify right side
266,463.48x = 53,540,057,210.59 - Step 5: Solve for x
x = 53,540,057,210.59/266,463.48 - Step 6: Final answer
x = 200,928.31
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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.