Finding the Third Proportional to 745,437 and 1,637,313
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Solution
The third proportional to 745,437 and 1,637,313 is: 3,596,271.53
Step by Step Solution
- Step 1: Write the proportion equation
745,437 : 1,637,313 = 1,637,313 : x - Step 2: Convert to fraction form
745,437/1,637,313 = 1,637,313/x - Step 3: Cross multiply
745,437x = 1,637,313 × 1,637,313 - Step 4: Simplify right side
745,437x = 2,680,793,859,969 - Step 5: Solve for x
x = 2,680,793,859,969/745,437 - Step 6: Final answer
x = 3,596,271.53
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.