Finding the Fourth Proportional to 531,863.09, 797,788.51 and 152,793.17
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Solution
The fourth proportional to 531,863.09, 797,788.51 and 152,793.17 is: 229,187.99
Step by Step Solution
- Step 1: Write the proportion equation
531,863.09 : 797,788.51 = 152,793.17 : x - Step 2: Convert to fraction form
531,863.09/797,788.51 = 152,793.17/x - Step 3: Cross multiply
531,863.09x = 797,788.51 × 152,793.17 - Step 4: Simplify right side
531,863.09x = 121,896,631,061.55 - Step 5: Solve for x
x = 121,896,631,061.55/531,863.09 - Step 6: Final answer
x = 229,187.99
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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.