Finding the Fourth Proportional to 429,708.99, 593,208.78 and 268,615.94
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Solution
The fourth proportional to 429,708.99, 593,208.78 and 268,615.94 is: 370,821.50
Step by Step Solution
- Step 1: Write the proportion equation
429,708.99 : 593,208.78 = 268,615.94 : x - Step 2: Convert to fraction form
429,708.99/593,208.78 = 268,615.94/x - Step 3: Cross multiply
429,708.99x = 593,208.78 × 268,615.94 - Step 4: Simplify right side
429,708.99x = 159,345,331,089.91 - Step 5: Solve for x
x = 159,345,331,089.91/429,708.99 - Step 6: Final answer
x = 370,821.50
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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.