Finding the Fourth Proportional to 1,336,680.28, 1,844,716.35 and 763,708.15
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Solution
The fourth proportional to 1,336,680.28, 1,844,716.35 and 763,708.15 is: 1,053,972.99
Step by Step Solution
- Step 1: Write the proportion equation
1,336,680.28 : 1,844,716.35 = 763,708.15 : x - Step 2: Convert to fraction form
1,336,680.28/1,844,716.35 = 763,708.15/x - Step 3: Cross multiply
1,336,680.28x = 1,844,716.35 × 763,708.15 - Step 4: Simplify right side
1,336,680.28x = 1,408,824,910,933.25 - Step 5: Solve for x
x = 1,408,824,910,933.25/1,336,680.28 - Step 6: Final answer
x = 1,053,972.99
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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.