Finding the Fourth Proportional to 1,094,200.20, 1,641,136.06 and 346,149
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Solution
The fourth proportional to 1,094,200.20, 1,641,136.06 and 346,149 is: 519,171.54
Step by Step Solution
- Step 1: Write the proportion equation
1,094,200.20 : 1,641,136.06 = 346,149 : x - Step 2: Convert to fraction form
1,094,200.20/1,641,136.06 = 346,149/x - Step 3: Cross multiply
1,094,200.20x = 1,641,136.06 × 346,149 - Step 4: Simplify right side
1,094,200.20x = 568,077,606,032.94 - Step 5: Solve for x
x = 568,077,606,032.94/1,094,200.20 - Step 6: Final answer
x = 519,171.54
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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.