Finding the Fourth Proportional to 927,249.63, 1,279,518.42 and 524,841.63
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Solution
The fourth proportional to 927,249.63, 1,279,518.42 and 524,841.63 is: 724,232.73
Step by Step Solution
- Step 1: Write the proportion equation
927,249.63 : 1,279,518.42 = 524,841.63 : x - Step 2: Convert to fraction form
927,249.63/1,279,518.42 = 524,841.63/x - Step 3: Cross multiply
927,249.63x = 1,279,518.42 × 524,841.63 - Step 4: Simplify right side
927,249.63x = 671,544,533,167.83 - Step 5: Solve for x
x = 671,544,533,167.83/927,249.63 - Step 6: Final answer
x = 724,232.73
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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.