Finding the Fourth Proportional to 1,040,176.10, 1,559,035.35 and 441,136.10
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Solution
The fourth proportional to 1,040,176.10, 1,559,035.35 and 441,136.10 is: 661,183.02
Step by Step Solution
- Step 1: Write the proportion equation
1,040,176.10 : 1,559,035.35 = 441,136.10 : x - Step 2: Convert to fraction form
1,040,176.10/1,559,035.35 = 441,136.10/x - Step 3: Cross multiply
1,040,176.10x = 1,559,035.35 × 441,136.10 - Step 4: Simplify right side
1,040,176.10x = 687,746,774,061.14 - Step 5: Solve for x
x = 687,746,774,061.14/1,040,176.10 - Step 6: Final answer
x = 661,183.02
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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.