Finding the Fourth Proportional to 582,902.43, 874,348.79 and 162,177.09
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Solution
The fourth proportional to 582,902.43, 874,348.79 and 162,177.09 is: 243,264.28
Step by Step Solution
- Step 1: Write the proportion equation
582,902.43 : 874,348.79 = 162,177.09 : x - Step 2: Convert to fraction form
582,902.43/874,348.79 = 162,177.09/x - Step 3: Cross multiply
582,902.43x = 874,348.79 × 162,177.09 - Step 4: Simplify right side
582,902.43x = 141,799,341,596.34 - Step 5: Solve for x
x = 141,799,341,596.34/582,902.43 - Step 6: Final answer
x = 243,264.28
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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.