Finding the Fourth Proportional to 6,526,518.68, 9,786,416.52 and 2,929,201.76
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Solution
The fourth proportional to 6,526,518.68, 9,786,416.52 and 2,929,201.76 is: 4,392,293.95
Step by Step Solution
- Step 1: Write the proportion equation
6,526,518.68 : 9,786,416.52 = 2,929,201.76 : x - Step 2: Convert to fraction form
6,526,518.68/9,786,416.52 = 2,929,201.76/x - Step 3: Cross multiply
6,526,518.68x = 9,786,416.52 × 2,929,201.76 - Step 4: Simplify right side
6,526,518.68x = 28,666,388,494,477.07 - Step 5: Solve for x
x = 28,666,388,494,477.07/6,526,518.68 - Step 6: Final answer
x = 4,392,293.95
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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.