Finding the Fourth Proportional to 1,731,348.44, 2,389,186.82 and 956,939.64
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Solution
The fourth proportional to 1,731,348.44, 2,389,186.82 and 956,939.64 is: 1,320,535.79
Step by Step Solution
- Step 1: Write the proportion equation
1,731,348.44 : 2,389,186.82 = 956,939.64 : x - Step 2: Convert to fraction form
1,731,348.44/2,389,186.82 = 956,939.64/x - Step 3: Cross multiply
1,731,348.44x = 2,389,186.82 × 956,939.64 - Step 4: Simplify right side
1,731,348.44x = 2,286,307,570,638.85 - Step 5: Solve for x
x = 2,286,307,570,638.85/1,731,348.44 - Step 6: Final answer
x = 1,320,535.79
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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.