Finding the Fourth Proportional to 267,940.71, 369,737.87 and 147,062.79
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Solution
The fourth proportional to 267,940.71, 369,737.87 and 147,062.79 is: 202,935.50
Step by Step Solution
- Step 1: Write the proportion equation
267,940.71 : 369,737.87 = 147,062.79 : x - Step 2: Convert to fraction form
267,940.71/369,737.87 = 147,062.79/x - Step 3: Cross multiply
267,940.71x = 369,737.87 × 147,062.79 - Step 4: Simplify right side
267,940.71x = 54,374,681,995.54 - Step 5: Solve for x
x = 54,374,681,995.54/267,940.71 - Step 6: Final answer
x = 202,935.50
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1.5x scale
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.