Finding the Fourth Proportional to 264,929.65, 365,605.37 and 144,072.09
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Solution
The fourth proportional to 264,929.65, 365,605.37 and 144,072.09 is: 198,820.81
Step by Step Solution
- Step 1: Write the proportion equation
264,929.65 : 365,605.37 = 144,072.09 : x - Step 2: Convert to fraction form
264,929.65/365,605.37 = 144,072.09/x - Step 3: Cross multiply
264,929.65x = 365,605.37 × 144,072.09 - Step 4: Simplify right side
264,929.65x = 52,673,527,222.74 - Step 5: Solve for x
x = 52,673,527,222.74/264,929.65 - Step 6: Final answer
x = 198,820.81
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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.