Finding the Third Proportional to 917,744 and 1,968,350
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Solution
The third proportional to 917,744 and 1,968,350 is: 4,221,658.46
Step by Step Solution
- Step 1: Write the proportion equation
917,744 : 1,968,350 = 1,968,350 : x - Step 2: Convert to fraction form
917,744/1,968,350 = 1,968,350/x - Step 3: Cross multiply
917,744x = 1,968,350 × 1,968,350 - Step 4: Simplify right side
917,744x = 3,874,401,722,500 - Step 5: Solve for x
x = 3,874,401,722,500/917,744 - Step 6: Final answer
x = 4,221,658.46
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.