Finding the Third Proportional to 749,816 and 1,619,368
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Solution
The third proportional to 749,816 and 1,619,368 is: 3,497,328.30
Step by Step Solution
- Step 1: Write the proportion equation
749,816 : 1,619,368 = 1,619,368 : x - Step 2: Convert to fraction form
749,816/1,619,368 = 1,619,368/x - Step 3: Cross multiply
749,816x = 1,619,368 × 1,619,368 - Step 4: Simplify right side
749,816x = 2,622,352,719,424 - Step 5: Solve for x
x = 2,622,352,719,424/749,816 - Step 6: Final answer
x = 3,497,328.30
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.