Finding the Third Proportional to 491,317 and 1,041,691
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Solution
The third proportional to 491,317 and 1,041,691 is: 2,208,594.74
Step by Step Solution
- Step 1: Write the proportion equation
491,317 : 1,041,691 = 1,041,691 : x - Step 2: Convert to fraction form
491,317/1,041,691 = 1,041,691/x - Step 3: Cross multiply
491,317x = 1,041,691 × 1,041,691 - Step 4: Simplify right side
491,317x = 1,085,120,139,481 - Step 5: Solve for x
x = 1,085,120,139,481/491,317 - Step 6: Final answer
x = 2,208,594.74
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.