Finding the Fourth Proportional to 554,766.30, 832,173.19 and 217,879.99
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Solution
The fourth proportional to 554,766.30, 832,173.19 and 217,879.99 is: 326,829.31
Step by Step Solution
- Step 1: Write the proportion equation
554,766.30 : 832,173.19 = 217,879.99 : x - Step 2: Convert to fraction form
554,766.30/832,173.19 = 217,879.99/x - Step 3: Cross multiply
554,766.30x = 832,173.19 × 217,879.99 - Step 4: Simplify right side
554,766.30x = 181,313,886,315.47 - Step 5: Solve for x
x = 181,313,886,315.47/554,766.30 - Step 6: Final answer
x = 326,829.31
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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.