Finding the Fourth Proportional to 295,699.20, 408,045.78 and 168,373.68
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Solution
The fourth proportional to 295,699.20, 408,045.78 and 168,373.68 is: 232,344.79
Step by Step Solution
- Step 1: Write the proportion equation
295,699.20 : 408,045.78 = 168,373.68 : x - Step 2: Convert to fraction form
295,699.20/408,045.78 = 168,373.68/x - Step 3: Cross multiply
295,699.20x = 408,045.78 × 168,373.68 - Step 4: Simplify right side
295,699.20x = 68,704,169,587.07 - Step 5: Solve for x
x = 68,704,169,587.07/295,699.20 - Step 6: Final answer
x = 232,344.79
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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.