Finding the Fourth Proportional to 1,252,192.77, 1,726,108.61 and 767,859.75
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Solution
The fourth proportional to 1,252,192.77, 1,726,108.61 and 767,859.75 is: 1,058,470.67
Step by Step Solution
- Step 1: Write the proportion equation
1,252,192.77 : 1,726,108.61 = 767,859.75 : x - Step 2: Convert to fraction form
1,252,192.77/1,726,108.61 = 767,859.75/x - Step 3: Cross multiply
1,252,192.77x = 1,726,108.61 × 767,859.75 - Step 4: Simplify right side
1,252,192.77x = 1,325,409,321,908.15 - Step 5: Solve for x
x = 1,325,409,321,908.15/1,252,192.77 - Step 6: Final answer
x = 1,058,470.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.