Finding the Fourth Proportional to 1,149,096.11, 1,723,579.36 and 509,215.55
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Solution
The fourth proportional to 1,149,096.11, 1,723,579.36 and 509,215.55 is: 763,794.60
Step by Step Solution
- Step 1: Write the proportion equation
1,149,096.11 : 1,723,579.36 = 509,215.55 : x - Step 2: Convert to fraction form
1,149,096.11/1,723,579.36 = 509,215.55/x - Step 3: Cross multiply
1,149,096.11x = 1,723,579.36 × 509,215.55 - Step 4: Simplify right side
1,149,096.11x = 877,673,401,880.11 - Step 5: Solve for x
x = 877,673,401,880.11/1,149,096.11 - Step 6: Final answer
x = 763,794.60
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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.