Finding the Fourth Proportional to 580,706.82, 874,471.04 and 506,709.68
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Solution
The fourth proportional to 580,706.82, 874,471.04 and 506,709.68 is: 763,040.70
Step by Step Solution
- Step 1: Write the proportion equation
580,706.82 : 874,471.04 = 506,709.68 : x - Step 2: Convert to fraction form
580,706.82/874,471.04 = 506,709.68/x - Step 3: Cross multiply
580,706.82x = 874,471.04 × 506,709.68 - Step 4: Simplify right side
580,706.82x = 443,102,935,841.93 - Step 5: Solve for x
x = 443,102,935,841.93/580,706.82 - Step 6: Final answer
x = 763,040.70
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.