Finding the Fourth Proportional to 904,534.74, 1,248,842.11 and 560,738.08
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Solution
The fourth proportional to 904,534.74, 1,248,842.11 and 560,738.08 is: 774,180.68
Step by Step Solution
- Step 1: Write the proportion equation
904,534.74 : 1,248,842.11 = 560,738.08 : x - Step 2: Convert to fraction form
904,534.74/1,248,842.11 = 560,738.08/x - Step 3: Cross multiply
904,534.74x = 1,248,842.11 × 560,738.08 - Step 4: Simplify right side
904,534.74x = 700,273,324,563.37 - Step 5: Solve for x
x = 700,273,324,563.37/904,534.74 - Step 6: Final answer
x = 774,180.68
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1.5x scale
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.