Finding the Fourth Proportional to 363,054.08, 544,209.60 and 126,202.40
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Solution
The fourth proportional to 363,054.08, 544,209.60 and 126,202.40 is: 189,174.45
Step by Step Solution
- Step 1: Write the proportion equation
363,054.08 : 544,209.60 = 126,202.40 : x - Step 2: Convert to fraction form
363,054.08/544,209.60 = 126,202.40/x - Step 3: Cross multiply
363,054.08x = 544,209.60 × 126,202.40 - Step 4: Simplify right side
363,054.08x = 68,680,557,623.04 - Step 5: Solve for x
x = 68,680,557,623.04/363,054.08 - Step 6: Final answer
x = 189,174.45
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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.