Finding the Third Proportional to 411,320.25 and 917,160.75
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Solution
The third proportional to 411,320.25 and 917,160.75 is: 2,045,082.49
Step by Step Solution
- Step 1: Write the proportion equation
411,320.25 : 917,160.75 = 917,160.75 : x - Step 2: Convert to fraction form
411,320.25/917,160.75 = 917,160.75/x - Step 3: Cross multiply
411,320.25x = 917,160.75 × 917,160.75 - Step 4: Simplify right side
411,320.25x = 841,183,841,340.56 - Step 5: Solve for x
x = 841,183,841,340.56/411,320.25 - Step 6: Final answer
x = 2,045,082.49
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.