Finding the Fourth Proportional to 294,549.13, 441,823.70 and 72,933.13
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Solution
The fourth proportional to 294,549.13, 441,823.70 and 72,933.13 is: 109,399.70
Step by Step Solution
- Step 1: Write the proportion equation
294,549.13 : 441,823.70 = 72,933.13 : x - Step 2: Convert to fraction form
294,549.13/441,823.70 = 72,933.13/x - Step 3: Cross multiply
294,549.13x = 441,823.70 × 72,933.13 - Step 4: Simplify right side
294,549.13x = 32,223,585,349.18 - Step 5: Solve for x
x = 32,223,585,349.18/294,549.13 - Step 6: Final answer
x = 109,399.70
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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.