Finding the Fourth Proportional to 5,481,673.70, 7,564,464.32 and 3,034,376.42
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Solution
The fourth proportional to 5,481,673.70, 7,564,464.32 and 3,034,376.42 is: 4,187,303.63
Step by Step Solution
- Step 1: Write the proportion equation
5,481,673.70 : 7,564,464.32 = 3,034,376.42 : x - Step 2: Convert to fraction form
5,481,673.70/7,564,464.32 = 3,034,376.42/x - Step 3: Cross multiply
5,481,673.70x = 7,564,464.32 × 3,034,376.42 - Step 4: Simplify right side
5,481,673.70x = 22,953,432,162,539.34 - Step 5: Solve for x
x = 22,953,432,162,539.34/5,481,673.70 - Step 6: Final answer
x = 4,187,303.63
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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.