Finding the Fourth Proportional to 354,425.22, 531,565.31 and 101,637.99
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Solution
The fourth proportional to 354,425.22, 531,565.31 and 101,637.99 is: 152,436.19
Step by Step Solution
- Step 1: Write the proportion equation
354,425.22 : 531,565.31 = 101,637.99 : x - Step 2: Convert to fraction form
354,425.22/531,565.31 = 101,637.99/x - Step 3: Cross multiply
354,425.22x = 531,565.31 × 101,637.99 - Step 4: Simplify right side
354,425.22x = 54,027,229,916.22 - Step 5: Solve for x
x = 54,027,229,916.22/354,425.22 - Step 6: Final answer
x = 152,436.19
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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.