Finding the Third Proportional to 776,460 and 1,646,220
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Solution
The third proportional to 776,460 and 1,646,220 is: 3,490,251.00
Step by Step Solution
- Step 1: Write the proportion equation
776,460 : 1,646,220 = 1,646,220 : x - Step 2: Convert to fraction form
776,460/1,646,220 = 1,646,220/x - Step 3: Cross multiply
776,460x = 1,646,220 × 1,646,220 - Step 4: Simplify right side
776,460x = 2,710,040,288,400 - Step 5: Solve for x
x = 2,710,040,288,400/776,460 - Step 6: Final answer
x = 3,490,251.00
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.