Finding the Fourth Proportional to 372,257.24, 513,712.66 and 202,492.04
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Solution
The fourth proportional to 372,257.24, 513,712.66 and 202,492.04 is: 279,437.75
Step by Step Solution
- Step 1: Write the proportion equation
372,257.24 : 513,712.66 = 202,492.04 : x - Step 2: Convert to fraction form
372,257.24/513,712.66 = 202,492.04/x - Step 3: Cross multiply
372,257.24x = 513,712.66 × 202,492.04 - Step 4: Simplify right side
372,257.24x = 104,022,724,497.23 - Step 5: Solve for x
x = 104,022,724,497.23/372,257.24 - Step 6: Final answer
x = 279,437.75
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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.