Finding the Fourth Proportional to 5,023,203.26, 7,534,668.80 and 1,429,217.06
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Solution
The fourth proportional to 5,023,203.26, 7,534,668.80 and 1,429,217.06 is: 2,143,786.86
Step by Step Solution
- Step 1: Write the proportion equation
5,023,203.26 : 7,534,668.80 = 1,429,217.06 : x - Step 2: Convert to fraction form
5,023,203.26/7,534,668.80 = 1,429,217.06/x - Step 3: Cross multiply
5,023,203.26x = 7,534,668.80 × 1,429,217.06 - Step 4: Simplify right side
5,023,203.26x = 10,768,677,156,309.43 - Step 5: Solve for x
x = 10,768,677,156,309.43/5,023,203.26 - Step 6: Final answer
x = 2,143,786.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.