Finding the Fourth Proportional to 882,508.13, 1,323,543.49 and 251,427.41
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Solution
The fourth proportional to 882,508.13, 1,323,543.49 and 251,427.41 is: 377,078.81
Step by Step Solution
- Step 1: Write the proportion equation
882,508.13 : 1,323,543.49 = 251,427.41 : x - Step 2: Convert to fraction form
882,508.13/1,323,543.49 = 251,427.41/x - Step 3: Cross multiply
882,508.13x = 1,323,543.49 × 251,427.41 - Step 4: Simplify right side
882,508.13x = 332,775,111,713.06 - Step 5: Solve for x
x = 332,775,111,713.06/882,508.13 - Step 6: Final answer
x = 377,078.81
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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.