Finding the Fourth Proportional to 292,869.25, 439,371.30 and 124,394.92
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Solution
The fourth proportional to 292,869.25, 439,371.30 and 124,394.92 is: 186,621.02
Step by Step Solution
- Step 1: Write the proportion equation
292,869.25 : 439,371.30 = 124,394.92 : x - Step 2: Convert to fraction form
292,869.25/439,371.30 = 124,394.92/x - Step 3: Cross multiply
292,869.25x = 439,371.30 × 124,394.92 - Step 4: Simplify right side
292,869.25x = 54,655,557,713.80 - Step 5: Solve for x
x = 54,655,557,713.80/292,869.25 - Step 6: Final answer
x = 186,621.02
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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.