Finding the Fourth Proportional to 6,480,859.24, 8,943,557.70 and 3,580,249.96
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Solution
The fourth proportional to 6,480,859.24, 8,943,557.70 and 3,580,249.96 is: 4,940,729.45
Step by Step Solution
- Step 1: Write the proportion equation
6,480,859.24 : 8,943,557.70 = 3,580,249.96 : x - Step 2: Convert to fraction form
6,480,859.24/8,943,557.70 = 3,580,249.96/x - Step 3: Cross multiply
6,480,859.24x = 8,943,557.70 × 3,580,249.96 - Step 4: Simplify right side
6,480,859.24x = 32,020,172,097,682.69 - Step 5: Solve for x
x = 32,020,172,097,682.69/6,480,859.24 - Step 6: Final answer
x = 4,940,729.45
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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.