Finding the Fourth Proportional to 424,708.24, 586,118.76 and 243,441.04
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Solution
The fourth proportional to 424,708.24, 586,118.76 and 243,441.04 is: 335,960.90
Step by Step Solution
- Step 1: Write the proportion equation
424,708.24 : 586,118.76 = 243,441.04 : x - Step 2: Convert to fraction form
424,708.24/586,118.76 = 243,441.04/x - Step 3: Cross multiply
424,708.24x = 586,118.76 × 243,441.04 - Step 4: Simplify right side
424,708.24x = 142,685,360,497.91 - Step 5: Solve for x
x = 142,685,360,497.91/424,708.24 - Step 6: Final answer
x = 335,960.90
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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.