Finding the Fourth Proportional to 423,143.21, 583,937.62 and 241,859.03
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Solution
The fourth proportional to 423,143.21, 583,937.62 and 241,859.03 is: 333,765.46
Step by Step Solution
- Step 1: Write the proportion equation
423,143.21 : 583,937.62 = 241,859.03 : x - Step 2: Convert to fraction form
423,143.21/583,937.62 = 241,859.03/x - Step 3: Cross multiply
423,143.21x = 583,937.62 × 241,859.03 - Step 4: Simplify right side
423,143.21x = 141,230,586,353.71 - Step 5: Solve for x
x = 141,230,586,353.71/423,143.21 - Step 6: Final answer
x = 333,765.46
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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.