Finding the Fourth Proportional to 706,092.11, 1,058,542.92 and 306,431.84
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Solution
The fourth proportional to 706,092.11, 1,058,542.92 and 306,431.84 is: 459,389.43
Step by Step Solution
- Step 1: Write the proportion equation
706,092.11 : 1,058,542.92 = 306,431.84 : x - Step 2: Convert to fraction form
706,092.11/1,058,542.92 = 306,431.84/x - Step 3: Cross multiply
706,092.11x = 1,058,542.92 × 306,431.84 - Step 4: Simplify right side
706,092.11x = 324,371,254,694.57 - Step 5: Solve for x
x = 324,371,254,694.57/706,092.11 - Step 6: Final answer
x = 459,389.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.