Finding the Fourth Proportional to 1,253,320.98, 1,729,593.11 and 694,524.70
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Solution
The fourth proportional to 1,253,320.98, 1,729,593.11 and 694,524.70 is: 958,449.71
Step by Step Solution
- Step 1: Write the proportion equation
1,253,320.98 : 1,729,593.11 = 694,524.70 : x - Step 2: Convert to fraction form
1,253,320.98/1,729,593.11 = 694,524.70/x - Step 3: Cross multiply
1,253,320.98x = 1,729,593.11 × 694,524.70 - Step 4: Simplify right side
1,253,320.98x = 1,201,245,135,844.82 - Step 5: Solve for x
x = 1,201,245,135,844.82/1,253,320.98 - Step 6: Final answer
x = 958,449.71
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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.