Finding the Fourth Proportional to 1,628,536.78, 2,442,433.38 and 617,770.99
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Solution
The fourth proportional to 1,628,536.78, 2,442,433.38 and 617,770.99 is: 926,515.45
Step by Step Solution
- Step 1: Write the proportion equation
1,628,536.78 : 2,442,433.38 = 617,770.99 : x - Step 2: Convert to fraction form
1,628,536.78/2,442,433.38 = 617,770.99/x - Step 3: Cross multiply
1,628,536.78x = 2,442,433.38 × 617,770.99 - Step 4: Simplify right side
1,628,536.78x = 1,508,864,487,171.65 - Step 5: Solve for x
x = 1,508,864,487,171.65/1,628,536.78 - Step 6: Final answer
x = 926,515.45
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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.