Finding the Fourth Proportional to 895,631.22, 1,343,541.14 and 516,543.48
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Solution
The fourth proportional to 895,631.22, 1,343,541.14 and 516,543.48 is: 774,869.61
Step by Step Solution
- Step 1: Write the proportion equation
895,631.22 : 1,343,541.14 = 516,543.48 : x - Step 2: Convert to fraction form
895,631.22/1,343,541.14 = 516,543.48/x - Step 3: Cross multiply
895,631.22x = 1,343,541.14 × 516,543.48 - Step 4: Simplify right side
895,631.22x = 693,997,413,396.05 - Step 5: Solve for x
x = 693,997,413,396.05/895,631.22 - Step 6: Final answer
x = 774,869.61
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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.