Finding the Fourth Proportional to 294,109.99, 441,165.07 and 72,493.99
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Solution
The fourth proportional to 294,109.99, 441,165.07 and 72,493.99 is: 108,741.00
Step by Step Solution
- Step 1: Write the proportion equation
294,109.99 : 441,165.07 = 72,493.99 : x - Step 2: Convert to fraction form
294,109.99/441,165.07 = 72,493.99/x - Step 3: Cross multiply
294,109.99x = 441,165.07 × 72,493.99 - Step 4: Simplify right side
294,109.99x = 31,981,815,810.46 - Step 5: Solve for x
x = 31,981,815,810.46/294,109.99 - Step 6: Final answer
x = 108,741.00
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1.5x scale
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.