Finding the Fourth Proportional to 756,116.37, 1,043,440.03 and 416,584.62
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Solution
The fourth proportional to 756,116.37, 1,043,440.03 and 416,584.62 is: 574,886.46
Step by Step Solution
- Step 1: Write the proportion equation
756,116.37 : 1,043,440.03 = 416,584.62 : x - Step 2: Convert to fraction form
756,116.37/1,043,440.03 = 416,584.62/x - Step 3: Cross multiply
756,116.37x = 1,043,440.03 × 416,584.62 - Step 4: Simplify right side
756,116.37x = 434,681,066,567.78 - Step 5: Solve for x
x = 434,681,066,567.78/756,116.37 - Step 6: Final answer
x = 574,886.46
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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.