Finding the Fourth Proportional to 493,532.36, 681,074.88 and 267,177.88
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Solution
The fourth proportional to 493,532.36, 681,074.88 and 267,177.88 is: 368,705.60
Step by Step Solution
- Step 1: Write the proportion equation
493,532.36 : 681,074.88 = 267,177.88 : x - Step 2: Convert to fraction form
493,532.36/681,074.88 = 267,177.88/x - Step 3: Cross multiply
493,532.36x = 681,074.88 × 267,177.88 - Step 4: Simplify right side
493,532.36x = 181,968,142,559.65 - Step 5: Solve for x
x = 181,968,142,559.65/493,532.36 - Step 6: Final answer
x = 368,705.60
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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.