Finding the Fourth Proportional to 325,188.07, 448,461.36 and 279,232.08
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Solution
The fourth proportional to 325,188.07, 448,461.36 and 279,232.08 is: 385,084.23
Step by Step Solution
- Step 1: Write the proportion equation
325,188.07 : 448,461.36 = 279,232.08 : x - Step 2: Convert to fraction form
325,188.07/448,461.36 = 279,232.08/x - Step 3: Cross multiply
325,188.07x = 448,461.36 × 279,232.08 - Step 4: Simplify right side
325,188.07x = 125,224,795,412.04 - Step 5: Solve for x
x = 125,224,795,412.04/325,188.07 - Step 6: Final answer
x = 385,084.23
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1.5x scale
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.