Finding the Third Proportional to 403,766 and 849,382
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Solution
The third proportional to 403,766 and 849,382 is: 1,786,801.72
Step by Step Solution
- Step 1: Write the proportion equation
403,766 : 849,382 = 849,382 : x - Step 2: Convert to fraction form
403,766/849,382 = 849,382/x - Step 3: Cross multiply
403,766x = 849,382 × 849,382 - Step 4: Simplify right side
403,766x = 721,449,781,924 - Step 5: Solve for x
x = 721,449,781,924/403,766 - Step 6: Final answer
x = 1,786,801.72
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.