Finding the Fourth Proportional to 1,173,299.53, 1,618,919.16 and 714,106.53
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Solution
The fourth proportional to 1,173,299.53, 1,618,919.16 and 714,106.53 is: 985,324.47
Step by Step Solution
- Step 1: Write the proportion equation
1,173,299.53 : 1,618,919.16 = 714,106.53 : x - Step 2: Convert to fraction form
1,173,299.53/1,618,919.16 = 714,106.53/x - Step 3: Cross multiply
1,173,299.53x = 1,618,919.16 × 714,106.53 - Step 4: Simplify right side
1,173,299.53x = 1,156,080,741,020.22 - Step 5: Solve for x
x = 1,156,080,741,020.22/1,173,299.53 - Step 6: Final answer
x = 985,324.47
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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.