Finding the Third Proportional to 690,900 and 1,016,592
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Solution
The third proportional to 690,900 and 1,016,592 is: 1,495,816.03
Step by Step Solution
- Step 1: Write the proportion equation
690,900 : 1,016,592 = 1,016,592 : x - Step 2: Convert to fraction form
690,900/1,016,592 = 1,016,592/x - Step 3: Cross multiply
690,900x = 1,016,592 × 1,016,592 - Step 4: Simplify right side
690,900x = 1,033,459,294,464 - Step 5: Solve for x
x = 1,033,459,294,464/690,900 - Step 6: Final answer
x = 1,495,816.03
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.