Finding the Fourth Proportional to 934,173.18, 1,396,140.71 and 681,984.74
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Solution
The fourth proportional to 934,173.18, 1,396,140.71 and 681,984.74 is: 1,019,239.99
Step by Step Solution
- Step 1: Write the proportion equation
934,173.18 : 1,396,140.71 = 681,984.74 : x - Step 2: Convert to fraction form
934,173.18/1,396,140.71 = 681,984.74/x - Step 3: Cross multiply
934,173.18x = 1,396,140.71 × 681,984.74 - Step 4: Simplify right side
934,173.18x = 952,146,655,266.55 - Step 5: Solve for x
x = 952,146,655,266.55/934,173.18 - Step 6: Final answer
x = 1,019,239.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.