Finding the Fourth Proportional to 423,235.76, 584,063.70 and 232,252.34
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Solution
The fourth proportional to 423,235.76, 584,063.70 and 232,252.34 is: 320,507.32
Step by Step Solution
- Step 1: Write the proportion equation
423,235.76 : 584,063.70 = 232,252.34 : x - Step 2: Convert to fraction form
423,235.76/584,063.70 = 232,252.34/x - Step 3: Cross multiply
423,235.76x = 584,063.70 × 232,252.34 - Step 4: Simplify right side
423,235.76x = 135,650,161,034.06 - Step 5: Solve for x
x = 135,650,161,034.06/423,235.76 - Step 6: Final answer
x = 320,507.32
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1.5x scale
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.