Finding the Fourth Proportional to 1,728,953.41, 2,385,858.63 and 965,056.18
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Solution
The fourth proportional to 1,728,953.41, 2,385,858.63 and 965,056.18 is: 1,331,723.34
Step by Step Solution
- Step 1: Write the proportion equation
1,728,953.41 : 2,385,858.63 = 965,056.18 : x - Step 2: Convert to fraction form
1,728,953.41/2,385,858.63 = 965,056.18/x - Step 3: Cross multiply
1,728,953.41x = 2,385,858.63 × 965,056.18 - Step 4: Simplify right side
1,728,953.41x = 2,302,487,615,487.83 - Step 5: Solve for x
x = 2,302,487,615,487.83/1,728,953.41 - Step 6: Final answer
x = 1,331,723.34
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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.