Finding the Fourth Proportional to 1,197,194.44, 1,652,164.79 and 681,023.13
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Solution
The fourth proportional to 1,197,194.44, 1,652,164.79 and 681,023.13 is: 939,832.66
Step by Step Solution
- Step 1: Write the proportion equation
1,197,194.44 : 1,652,164.79 = 681,023.13 : x - Step 2: Convert to fraction form
1,197,194.44/1,652,164.79 = 681,023.13/x - Step 3: Cross multiply
1,197,194.44x = 1,652,164.79 × 681,023.13 - Step 4: Simplify right side
1,197,194.44x = 1,125,162,436,561.59 - Step 5: Solve for x
x = 1,125,162,436,561.59/1,197,194.44 - Step 6: Final answer
x = 939,832.66
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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.