Finding the Fourth Proportional to 423,869.24, 584,910.06 and 232,890.68
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Solution
The fourth proportional to 423,869.24, 584,910.06 and 232,890.68 is: 321,372.93
Step by Step Solution
- Step 1: Write the proportion equation
423,869.24 : 584,910.06 = 232,890.68 : x - Step 2: Convert to fraction form
423,869.24/584,910.06 = 232,890.68/x - Step 3: Cross multiply
423,869.24x = 584,910.06 × 232,890.68 - Step 4: Simplify right side
423,869.24x = 136,220,101,612.24 - Step 5: Solve for x
x = 136,220,101,612.24/423,869.24 - Step 6: Final answer
x = 321,372.93
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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.