Finding the Fourth Proportional to 1,052,067.60, 1,451,881.80 and 644,161.68
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Solution
The fourth proportional to 1,052,067.60, 1,451,881.80 and 644,161.68 is: 888,960.58
Step by Step Solution
- Step 1: Write the proportion equation
1,052,067.60 : 1,451,881.80 = 644,161.68 : x - Step 2: Convert to fraction form
1,052,067.60/1,451,881.80 = 644,161.68/x - Step 3: Cross multiply
1,052,067.60x = 1,451,881.80 × 644,161.68 - Step 4: Simplify right side
1,052,067.60x = 935,246,619,449.42 - Step 5: Solve for x
x = 935,246,619,449.42/1,052,067.60 - Step 6: Final answer
x = 888,960.58
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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.