Finding the Fourth Proportional to 5,292,679.32, 7,938,474.66 and 1,701,022.68
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Solution
The fourth proportional to 5,292,679.32, 7,938,474.66 and 1,701,022.68 is: 2,551,359.08
Step by Step Solution
- Step 1: Write the proportion equation
5,292,679.32 : 7,938,474.66 = 1,701,022.68 : x - Step 2: Convert to fraction form
5,292,679.32/7,938,474.66 = 1,701,022.68/x - Step 3: Cross multiply
5,292,679.32x = 7,938,474.66 × 1,701,022.68 - Step 4: Simplify right side
5,292,679.32x = 13,503,525,441,265.29 - Step 5: Solve for x
x = 13,503,525,441,265.29/5,292,679.32 - Step 6: Final answer
x = 2,551,359.08
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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.