Finding the Fourth Proportional to 270,711.24, 373,619.70 and 157,570.44
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Solution
The fourth proportional to 270,711.24, 373,619.70 and 157,570.44 is: 217,469.44
Step by Step Solution
- Step 1: Write the proportion equation
270,711.24 : 373,619.70 = 157,570.44 : x - Step 2: Convert to fraction form
270,711.24/373,619.70 = 157,570.44/x - Step 3: Cross multiply
270,711.24x = 373,619.70 × 157,570.44 - Step 4: Simplify right side
270,711.24x = 58,871,420,521.67 - Step 5: Solve for x
x = 58,871,420,521.67/270,711.24 - Step 6: Final answer
x = 217,469.44
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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.