Finding the Third Proportional to 985,585.22 and 2,138,475.94
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Solution
The third proportional to 985,585.22 and 2,138,475.94 is: 4,639,963.39
Step by Step Solution
- Step 1: Write the proportion equation
985,585.22 : 2,138,475.94 = 2,138,475.94 : x - Step 2: Convert to fraction form
985,585.22/2,138,475.94 = 2,138,475.94/x - Step 3: Cross multiply
985,585.22x = 2,138,475.94 × 2,138,475.94 - Step 4: Simplify right side
985,585.22x = 4,573,079,335,266.50 - Step 5: Solve for x
x = 4,573,079,335,266.50/985,585.22 - Step 6: Final answer
x = 4,639,963.39
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.