Finding the Fourth Proportional to 4,248,423.55, 6,372,680.01 and 3,400,882.99
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Solution
The fourth proportional to 4,248,423.55, 6,372,680.01 and 3,400,882.99 is: 5,101,360.25
Step by Step Solution
- Step 1: Write the proportion equation
4,248,423.55 : 6,372,680.01 = 3,400,882.99 : x - Step 2: Convert to fraction form
4,248,423.55/6,372,680.01 = 3,400,882.99/x - Step 3: Cross multiply
4,248,423.55x = 6,372,680.01 × 3,400,882.99 - Step 4: Simplify right side
4,248,423.55x = 21,672,739,030,790.33 - Step 5: Solve for x
x = 21,672,739,030,790.33/4,248,423.55 - Step 6: Final answer
x = 5,101,360.25
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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.