Finding the Fourth Proportional to 5,721,562.92, 8,574,364.26 and 4,299,954.60
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Solution
The fourth proportional to 5,721,562.92, 8,574,364.26 and 4,299,954.60 is: 6,443,934.56
Step by Step Solution
- Step 1: Write the proportion equation
5,721,562.92 : 8,574,364.26 = 4,299,954.60 : x - Step 2: Convert to fraction form
5,721,562.92/8,574,364.26 = 4,299,954.60/x - Step 3: Cross multiply
5,721,562.92x = 8,574,364.26 × 4,299,954.60 - Step 4: Simplify right side
5,721,562.92x = 36,869,377,041,862.59 - Step 5: Solve for x
x = 36,869,377,041,862.59/5,721,562.92 - Step 6: Final answer
x = 6,443,934.56
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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.