Finding the Fourth Proportional to 423,374.96, 584,236.68 and 232,384.88
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Solution
The fourth proportional to 423,374.96, 584,236.68 and 232,384.88 is: 320,679.74
Step by Step Solution
- Step 1: Write the proportion equation
423,374.96 : 584,236.68 = 232,384.88 : x - Step 2: Convert to fraction form
423,374.96/584,236.68 = 232,384.88/x - Step 3: Cross multiply
423,374.96x = 584,236.68 × 232,384.88 - Step 4: Simplify right side
423,374.96x = 135,767,770,773.40 - Step 5: Solve for x
x = 135,767,770,773.40/423,374.96 - Step 6: Final answer
x = 320,679.74
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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.