Finding the Fourth Proportional to 349,007.57, 523,393.62 and 132,814.99
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Solution
The fourth proportional to 349,007.57, 523,393.62 and 132,814.99 is: 199,177.68
Step by Step Solution
- Step 1: Write the proportion equation
349,007.57 : 523,393.62 = 132,814.99 : x - Step 2: Convert to fraction form
349,007.57/523,393.62 = 132,814.99/x - Step 3: Cross multiply
349,007.57x = 523,393.62 × 132,814.99 - Step 4: Simplify right side
349,007.57x = 69,514,518,406.36 - Step 5: Solve for x
x = 69,514,518,406.36/349,007.57 - Step 6: Final answer
x = 199,177.68
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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.