Finding the Fourth Proportional to 3,531,949.70, 5,297,924.55 and 3,272,134.10
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Solution
The fourth proportional to 3,531,949.70, 5,297,924.55 and 3,272,134.10 is: 4,908,201.15
Step by Step Solution
- Step 1: Write the proportion equation
3,531,949.70 : 5,297,924.55 = 3,272,134.10 : x - Step 2: Convert to fraction form
3,531,949.70/5,297,924.55 = 3,272,134.10/x - Step 3: Cross multiply
3,531,949.70x = 5,297,924.55 × 3,272,134.10 - Step 4: Simplify right side
3,531,949.70x = 17,335,519,579,282.15 - Step 5: Solve for x
x = 17,335,519,579,282.15/3,531,949.70 - Step 6: Final answer
x = 4,908,201.15
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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.