Finding the Fourth Proportional to 4,723,117.20, 7,074,178.20 and 4,093,261.20
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Solution
The fourth proportional to 4,723,117.20, 7,074,178.20 and 4,093,261.20 is: 6,130,794.12
Step by Step Solution
- Step 1: Write the proportion equation
4,723,117.20 : 7,074,178.20 = 4,093,261.20 : x - Step 2: Convert to fraction form
4,723,117.20/7,074,178.20 = 4,093,261.20/x - Step 3: Cross multiply
4,723,117.20x = 7,074,178.20 × 4,093,261.20 - Step 4: Simplify right side
4,723,117.20x = 28,956,459,147,945.84 - Step 5: Solve for x
x = 28,956,459,147,945.84/4,723,117.20 - Step 6: Final answer
x = 6,130,794.12
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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.