Finding the Fourth Proportional to 906,057.14, 1,250,359.62 and 498,165.98
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Solution
The fourth proportional to 906,057.14, 1,250,359.62 and 498,165.98 is: 687,469.47
Step by Step Solution
- Step 1: Write the proportion equation
906,057.14 : 1,250,359.62 = 498,165.98 : x - Step 2: Convert to fraction form
906,057.14/1,250,359.62 = 498,165.98/x - Step 3: Cross multiply
906,057.14x = 1,250,359.62 × 498,165.98 - Step 4: Simplify right side
906,057.14x = 622,886,625,449.73 - Step 5: Solve for x
x = 622,886,625,449.73/906,057.14 - Step 6: Final answer
x = 687,469.47
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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.