Finding the Fourth Proportional to 1,235,170.11, 1,851,470.67 and 477,531.95
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Solution
The fourth proportional to 1,235,170.11, 1,851,470.67 and 477,531.95 is: 715,801.32
Step by Step Solution
- Step 1: Write the proportion equation
1,235,170.11 : 1,851,470.67 = 477,531.95 : x - Step 2: Convert to fraction form
1,235,170.11/1,851,470.67 = 477,531.95/x - Step 3: Cross multiply
1,235,170.11x = 1,851,470.67 × 477,531.95 - Step 4: Simplify right side
1,235,170.11x = 884,136,399,412.91 - Step 5: Solve for x
x = 884,136,399,412.91/1,235,170.11 - Step 6: Final answer
x = 715,801.32
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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.