Finding the Fourth Proportional to 607,912.95, 838,922.67 and 332,276.49
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Solution
The fourth proportional to 607,912.95, 838,922.67 and 332,276.49 is: 458,543.09
Step by Step Solution
- Step 1: Write the proportion equation
607,912.95 : 838,922.67 = 332,276.49 : x - Step 2: Convert to fraction form
607,912.95/838,922.67 = 332,276.49/x - Step 3: Cross multiply
607,912.95x = 838,922.67 × 332,276.49 - Step 4: Simplify right side
607,912.95x = 278,754,280,169.03 - Step 5: Solve for x
x = 278,754,280,169.03/607,912.95 - Step 6: Final answer
x = 458,543.09
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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.