Finding the Fourth Proportional to 675,877.12, 932,739.84 and 374,071.04
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Solution
The fourth proportional to 675,877.12, 932,739.84 and 374,071.04 is: 516,234.31
Step by Step Solution
- Step 1: Write the proportion equation
675,877.12 : 932,739.84 = 374,071.04 : x - Step 2: Convert to fraction form
675,877.12/932,739.84 = 374,071.04/x - Step 3: Cross multiply
675,877.12x = 932,739.84 × 374,071.04 - Step 4: Simplify right side
675,877.12x = 348,910,961,998.23 - Step 5: Solve for x
x = 348,910,961,998.23/675,877.12 - Step 6: Final answer
x = 516,234.31
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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.