Finding the Third Proportional to 538,120 and 1,132,010
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Solution
The third proportional to 538,120 and 1,132,010 is: 2,381,339.92
Step by Step Solution
- Step 1: Write the proportion equation
538,120 : 1,132,010 = 1,132,010 : x - Step 2: Convert to fraction form
538,120/1,132,010 = 1,132,010/x - Step 3: Cross multiply
538,120x = 1,132,010 × 1,132,010 - Step 4: Simplify right side
538,120x = 1,281,446,640,100 - Step 5: Solve for x
x = 1,281,446,640,100/538,120 - Step 6: Final answer
x = 2,381,339.92
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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.