Finding the Fourth Proportional to 2,445,734.20, 3,669,119.70 and 739,737.40
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Solution
The fourth proportional to 2,445,734.20, 3,669,119.70 and 739,737.40 is: 1,109,762.90
Step by Step Solution
- Step 1: Write the proportion equation
2,445,734.20 : 3,669,119.70 = 739,737.40 : x - Step 2: Convert to fraction form
2,445,734.20/3,669,119.70 = 739,737.40/x - Step 3: Cross multiply
2,445,734.20x = 3,669,119.70 × 739,737.40 - Step 4: Simplify right side
2,445,734.20x = 2,714,185,067,166.78 - Step 5: Solve for x
x = 2,714,185,067,166.78/2,445,734.20 - Step 6: Final answer
x = 1,109,762.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.