Finding the Third Proportional to 690,442 and 932,835
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Solution
The third proportional to 690,442 and 932,835 is: 1,260,324.74
Step by Step Solution
- Step 1: Write the proportion equation
690,442 : 932,835 = 932,835 : x - Step 2: Convert to fraction form
690,442/932,835 = 932,835/x - Step 3: Cross multiply
690,442x = 932,835 × 932,835 - Step 4: Simplify right side
690,442x = 870,181,137,225 - Step 5: Solve for x
x = 870,181,137,225/690,442 - Step 6: Final answer
x = 1,260,324.74
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Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.