Finding the Fourth Proportional to 1,557,996.70, 2,338,042.38 and 547,126.42
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Solution
The fourth proportional to 1,557,996.70, 2,338,042.38 and 547,126.42 is: 821,057.42
Step by Step Solution
- Step 1: Write the proportion equation
1,557,996.70 : 2,338,042.38 = 547,126.42 : x - Step 2: Convert to fraction form
1,557,996.70/2,338,042.38 = 547,126.42/x - Step 3: Cross multiply
1,557,996.70x = 2,338,042.38 × 547,126.42 - Step 4: Simplify right side
1,557,996.70x = 1,279,204,757,177.68 - Step 5: Solve for x
x = 1,279,204,757,177.68/1,557,996.70 - Step 6: Final answer
x = 821,057.42
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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.