Finding the Fourth Proportional to 1,251,614.06, 1,876,799.91 and 398,574.49
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Solution
The fourth proportional to 1,251,614.06, 1,876,799.91 and 398,574.49 is: 597,663.91
Step by Step Solution
- Step 1: Write the proportion equation
1,251,614.06 : 1,876,799.91 = 398,574.49 : x - Step 2: Convert to fraction form
1,251,614.06/1,876,799.91 = 398,574.49/x - Step 3: Cross multiply
1,251,614.06x = 1,876,799.91 × 398,574.49 - Step 4: Simplify right side
1,251,614.06x = 748,044,556,561.74 - Step 5: Solve for x
x = 748,044,556,561.74/1,251,614.06 - Step 6: Final answer
x = 597,663.91
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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.