Finding the Fourth Proportional to 787,557.94, 1,181,336.91 and 226,592.44
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Solution
The fourth proportional to 787,557.94, 1,181,336.91 and 226,592.44 is: 339,888.66
Step by Step Solution
- Step 1: Write the proportion equation
787,557.94 : 1,181,336.91 = 226,592.44 : x - Step 2: Convert to fraction form
787,557.94/1,181,336.91 = 226,592.44/x - Step 3: Cross multiply
787,557.94x = 1,181,336.91 × 226,592.44 - Step 4: Simplify right side
787,557.94x = 267,682,009,095.90 - Step 5: Solve for x
x = 267,682,009,095.90/787,557.94 - Step 6: Final answer
x = 339,888.66
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Similar ratio
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1.5x scale
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.