Finding the Fourth Proportional to 887,194.08, 1,224,330.96 and 484,786.08
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Solution
The fourth proportional to 887,194.08, 1,224,330.96 and 484,786.08 is: 669,006.50
Step by Step Solution
- Step 1: Write the proportion equation
887,194.08 : 1,224,330.96 = 484,786.08 : x - Step 2: Convert to fraction form
887,194.08/1,224,330.96 = 484,786.08/x - Step 3: Cross multiply
887,194.08x = 1,224,330.96 × 484,786.08 - Step 4: Simplify right side
887,194.08x = 593,538,606,721.04 - Step 5: Solve for x
x = 593,538,606,721.04/887,194.08 - Step 6: Final answer
x = 669,006.50
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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.