Finding the Fourth Proportional to 363,248.19, 544,866.80 and 163,427.49
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Solution
The fourth proportional to 363,248.19, 544,866.80 and 163,427.49 is: 245,138.77
Step by Step Solution
- Step 1: Write the proportion equation
363,248.19 : 544,866.80 = 163,427.49 : x - Step 2: Convert to fraction form
363,248.19/544,866.80 = 163,427.49/x - Step 3: Cross multiply
363,248.19x = 544,866.80 × 163,427.49 - Step 4: Simplify right side
363,248.19x = 89,046,212,691.19 - Step 5: Solve for x
x = 89,046,212,691.19/363,248.19 - Step 6: Final answer
x = 245,138.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.