Finding the Fourth Proportional to 5,359,762.68, 7,396,519.29 and 2,912,373.66
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Solution
The fourth proportional to 5,359,762.68, 7,396,519.29 and 2,912,373.66 is: 4,019,101.08
Step by Step Solution
- Step 1: Write the proportion equation
5,359,762.68 : 7,396,519.29 = 2,912,373.66 : x - Step 2: Convert to fraction form
5,359,762.68/7,396,519.29 = 2,912,373.66/x - Step 3: Cross multiply
5,359,762.68x = 7,396,519.29 × 2,912,373.66 - Step 4: Simplify right side
5,359,762.68x = 21,541,427,972,693.45 - Step 5: Solve for x
x = 21,541,427,972,693.45/5,359,762.68 - Step 6: Final answer
x = 4,019,101.08
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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.