Finding the Fourth Proportional to 369,398.75, 554,098.19 and 88,916.00
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Solution
The fourth proportional to 369,398.75, 554,098.19 and 88,916.00 is: 133,374.01
Step by Step Solution
- Step 1: Write the proportion equation
369,398.75 : 554,098.19 = 88,916.00 : x - Step 2: Convert to fraction form
369,398.75/554,098.19 = 88,916.00/x - Step 3: Cross multiply
369,398.75x = 554,098.19 × 88,916.00 - Step 4: Simplify right side
369,398.75x = 49,268,191,446.97 - Step 5: Solve for x
x = 49,268,191,446.97/369,398.75 - Step 6: Final answer
x = 133,374.01
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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.