Finding the Fourth Proportional to 5,417,197.70, 7,475,685.14 and 2,969,764.27
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Solution
The fourth proportional to 5,417,197.70, 7,475,685.14 and 2,969,764.27 is: 4,098,248.55
Step by Step Solution
- Step 1: Write the proportion equation
5,417,197.70 : 7,475,685.14 = 2,969,764.27 : x - Step 2: Convert to fraction form
5,417,197.70/7,475,685.14 = 2,969,764.27/x - Step 3: Cross multiply
5,417,197.70x = 7,475,685.14 × 2,969,764.27 - Step 4: Simplify right side
5,417,197.70x = 22,201,022,611,277.14 - Step 5: Solve for x
x = 22,201,022,611,277.14/5,417,197.70 - Step 6: Final answer
x = 4,098,248.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.