Finding the Fourth Proportional to 299,926.26, 413,897.22 and 163,960.20
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Solution
The fourth proportional to 299,926.26, 413,897.22 and 163,960.20 is: 226,264.52
Step by Step Solution
- Step 1: Write the proportion equation
299,926.26 : 413,897.22 = 163,960.20 : x - Step 2: Convert to fraction form
299,926.26/413,897.22 = 163,960.20/x - Step 3: Cross multiply
299,926.26x = 413,897.22 × 163,960.20 - Step 4: Simplify right side
299,926.26x = 67,862,670,970.64 - Step 5: Solve for x
x = 67,862,670,970.64/299,926.26 - Step 6: Final answer
x = 226,264.52
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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.