Finding the Fourth Proportional to 554,546.12, 831,819.24 and 133,821.99
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Solution
The fourth proportional to 554,546.12, 831,819.24 and 133,821.99 is: 200,733.00
Step by Step Solution
- Step 1: Write the proportion equation
554,546.12 : 831,819.24 = 133,821.99 : x - Step 2: Convert to fraction form
554,546.12/831,819.24 = 133,821.99/x - Step 3: Cross multiply
554,546.12x = 831,819.24 × 133,821.99 - Step 4: Simplify right side
554,546.12x = 111,315,706,017.09 - Step 5: Solve for x
x = 111,315,706,017.09/554,546.12 - Step 6: Final answer
x = 200,733.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.