Finding the Fourth Proportional to 1,288,110.44, 1,777,596.36 and 715,152.08
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Solution
The fourth proportional to 1,288,110.44, 1,777,596.36 and 715,152.08 is: 986,912.06
Step by Step Solution
- Step 1: Write the proportion equation
1,288,110.44 : 1,777,596.36 = 715,152.08 : x - Step 2: Convert to fraction form
1,288,110.44/1,777,596.36 = 715,152.08/x - Step 3: Cross multiply
1,288,110.44x = 1,777,596.36 × 715,152.08 - Step 4: Simplify right side
1,288,110.44x = 1,271,251,734,254.43 - Step 5: Solve for x
x = 1,271,251,734,254.43/1,288,110.44 - Step 6: Final answer
x = 986,912.06
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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.