Finding the Fourth Proportional to 3,193,176, 4,406,582.94 and 2,176,357.08
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Solution
The fourth proportional to 3,193,176, 4,406,582.94 and 2,176,357.08 is: 3,003,372.81
Step by Step Solution
- Step 1: Write the proportion equation
3,193,176 : 4,406,582.94 = 2,176,357.08 : x - Step 2: Convert to fraction form
3,193,176/4,406,582.94 = 2,176,357.08/x - Step 3: Cross multiply
3,193,176x = 4,406,582.94 × 2,176,357.08 - Step 4: Simplify right side
3,193,176x = 9,590,297,980,076.22 - Step 5: Solve for x
x = 9,590,297,980,076.22/3,193,176 - Step 6: Final answer
x = 3,003,372.81
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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.