Finding the Fourth Proportional to 849,143.42, 1,171,817.88 and 467,162
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Solution
The fourth proportional to 849,143.42, 1,171,817.88 and 467,162 is: 644,683.54
Step by Step Solution
- Step 1: Write the proportion equation
849,143.42 : 1,171,817.88 = 467,162 : x - Step 2: Convert to fraction form
849,143.42/1,171,817.88 = 467,162/x - Step 3: Cross multiply
849,143.42x = 1,171,817.88 × 467,162 - Step 4: Simplify right side
849,143.42x = 547,428,784,456.56 - Step 5: Solve for x
x = 547,428,784,456.56/849,143.42 - Step 6: Final answer
x = 644,683.54
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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.