Finding the Fourth Proportional to 1,525,136.80, 2,104,617.73 and 836,793.13
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Solution
The fourth proportional to 1,525,136.80, 2,104,617.73 and 836,793.13 is: 1,154,735.53
Step by Step Solution
- Step 1: Write the proportion equation
1,525,136.80 : 2,104,617.73 = 836,793.13 : x - Step 2: Convert to fraction form
1,525,136.80/2,104,617.73 = 836,793.13/x - Step 3: Cross multiply
1,525,136.80x = 2,104,617.73 × 836,793.13 - Step 4: Simplify right side
1,525,136.80x = 1,761,129,657,740.19 - Step 5: Solve for x
x = 1,761,129,657,740.19/1,525,136.80 - Step 6: Final answer
x = 1,154,735.53
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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.