Finding the Fourth Proportional to 261,968.40, 361,230.84 and 176,937.84
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Solution
The fourth proportional to 261,968.40, 361,230.84 and 176,937.84 is: 243,981.35
Step by Step Solution
- Step 1: Write the proportion equation
261,968.40 : 361,230.84 = 176,937.84 : x - Step 2: Convert to fraction form
261,968.40/361,230.84 = 176,937.84/x - Step 3: Cross multiply
261,968.40x = 361,230.84 × 176,937.84 - Step 4: Simplify right side
261,968.40x = 63,915,404,570.99 - Step 5: Solve for x
x = 63,915,404,570.99/261,968.40 - Step 6: Final answer
x = 243,981.35
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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.