Finding the Fourth Proportional to 4,372,175.88, 6,549,480.79 and 2,177,132.58
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Solution
The fourth proportional to 4,372,175.88, 6,549,480.79 and 2,177,132.58 is: 3,261,325.34
Step by Step Solution
- Step 1: Write the proportion equation
4,372,175.88 : 6,549,480.79 = 2,177,132.58 : x - Step 2: Convert to fraction form
4,372,175.88/6,549,480.79 = 2,177,132.58/x - Step 3: Cross multiply
4,372,175.88x = 6,549,480.79 × 2,177,132.58 - Step 4: Simplify right side
4,372,175.88x = 14,259,088,004,550.31 - Step 5: Solve for x
x = 14,259,088,004,550.31/4,372,175.88 - Step 6: Final answer
x = 3,261,325.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.