Finding the Fourth Proportional to 1,343,852.44, 1,854,516.47 and 740,240.44
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Solution
The fourth proportional to 1,343,852.44, 1,854,516.47 and 740,240.44 is: 1,021,531.86
Step by Step Solution
- Step 1: Write the proportion equation
1,343,852.44 : 1,854,516.47 = 740,240.44 : x - Step 2: Convert to fraction form
1,343,852.44/1,854,516.47 = 740,240.44/x - Step 3: Cross multiply
1,343,852.44x = 1,854,516.47 × 740,240.44 - Step 4: Simplify right side
1,343,852.44x = 1,372,788,079,402.55 - Step 5: Solve for x
x = 1,372,788,079,402.55/1,343,852.44 - Step 6: Final answer
x = 1,021,531.86
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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.