Finding the Fourth Proportional to 1,251,414.24, 1,877,295.84 and 386,919.74
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Solution
The fourth proportional to 1,251,414.24, 1,877,295.84 and 386,919.74 is: 580,433.56
Step by Step Solution
- Step 1: Write the proportion equation
1,251,414.24 : 1,877,295.84 = 386,919.74 : x - Step 2: Convert to fraction form
1,251,414.24/1,877,295.84 = 386,919.74/x - Step 3: Cross multiply
1,251,414.24x = 1,877,295.84 × 386,919.74 - Step 4: Simplify right side
1,251,414.24x = 726,362,816,381.28 - Step 5: Solve for x
x = 726,362,816,381.28/1,251,414.24 - Step 6: Final answer
x = 580,433.56
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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.