Finding the Fourth Proportional to 1,207,524.68, 1,665,690.16 and 754,028.36
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Solution
The fourth proportional to 1,207,524.68, 1,665,690.16 and 754,028.36 is: 1,040,125.84
Step by Step Solution
- Step 1: Write the proportion equation
1,207,524.68 : 1,665,690.16 = 754,028.36 : x - Step 2: Convert to fraction form
1,207,524.68/1,665,690.16 = 754,028.36/x - Step 3: Cross multiply
1,207,524.68x = 1,665,690.16 × 754,028.36 - Step 4: Simplify right side
1,207,524.68x = 1,255,977,619,612.94 - Step 5: Solve for x
x = 1,255,977,619,612.94/1,207,524.68 - Step 6: Final answer
x = 1,040,125.84
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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.