Finding the Fourth Proportional to 1,273,321.36, 1,757,184.32 and 700,405.12
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Solution
The fourth proportional to 1,273,321.36, 1,757,184.32 and 700,405.12 is: 966,559.53
Step by Step Solution
- Step 1: Write the proportion equation
1,273,321.36 : 1,757,184.32 = 700,405.12 : x - Step 2: Convert to fraction form
1,273,321.36/1,757,184.32 = 700,405.12/x - Step 3: Cross multiply
1,273,321.36x = 1,757,184.32 × 700,405.12 - Step 4: Simplify right side
1,273,321.36x = 1,230,740,894,511.72 - Step 5: Solve for x
x = 1,230,740,894,511.72/1,273,321.36 - Step 6: Final answer
x = 966,559.53
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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.