Finding the Fourth Proportional to 295,860.64, 408,187.80 and 168,445.96
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Solution
The fourth proportional to 295,860.64, 408,187.80 and 168,445.96 is: 232,398.56
Step by Step Solution
- Step 1: Write the proportion equation
295,860.64 : 408,187.80 = 168,445.96 : x - Step 2: Convert to fraction form
295,860.64/408,187.80 = 168,445.96/x - Step 3: Cross multiply
295,860.64x = 408,187.80 × 168,445.96 - Step 4: Simplify right side
295,860.64x = 68,757,585,831.29 - Step 5: Solve for x
x = 68,757,585,831.29/295,860.64 - Step 6: Final answer
x = 232,398.56
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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.