Finding the Third Proportional to 631,272 and 887,934
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Solution
The third proportional to 631,272 and 887,934 is: 1,248,949.40
Step by Step Solution
- Step 1: Write the proportion equation
631,272 : 887,934 = 887,934 : x - Step 2: Convert to fraction form
631,272/887,934 = 887,934/x - Step 3: Cross multiply
631,272x = 887,934 × 887,934 - Step 4: Simplify right side
631,272x = 788,426,788,356 - Step 5: Solve for x
x = 788,426,788,356/631,272 - Step 6: Final answer
x = 1,248,949.40
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.