Finding the Fourth Proportional to 5,733,579.87, 7,912,341.35 and 3,155,260.65
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Solution
The fourth proportional to 5,733,579.87, 7,912,341.35 and 3,155,260.65 is: 4,354,260.32
Step by Step Solution
- Step 1: Write the proportion equation
5,733,579.87 : 7,912,341.35 = 3,155,260.65 : x - Step 2: Convert to fraction form
5,733,579.87/7,912,341.35 = 3,155,260.65/x - Step 3: Cross multiply
5,733,579.87x = 7,912,341.35 × 3,155,260.65 - Step 4: Simplify right side
5,733,579.87x = 24,965,499,295,246.57 - Step 5: Solve for x
x = 24,965,499,295,246.57/5,733,579.87 - Step 6: Final answer
x = 4,354,260.32
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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.