Finding the Fourth Proportional to 1,251,274.14, 1,876,929.60 and 866,643.72
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Solution
The fourth proportional to 1,251,274.14, 1,876,929.60 and 866,643.72 is: 1,299,978.32
Step by Step Solution
- Step 1: Write the proportion equation
1,251,274.14 : 1,876,929.60 = 866,643.72 : x - Step 2: Convert to fraction form
1,251,274.14/1,876,929.60 = 866,643.72/x - Step 3: Cross multiply
1,251,274.14x = 1,876,929.60 × 866,643.72 - Step 4: Simplify right side
1,251,274.14x = 1,626,629,250,722.11 - Step 5: Solve for x
x = 1,626,629,250,722.11/1,251,274.14 - Step 6: Final answer
x = 1,299,978.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.