Finding the Fourth Proportional to 1,743,316.57, 2,405,838.77 and 968,963.05
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Solution
The fourth proportional to 1,743,316.57, 2,405,838.77 and 968,963.05 is: 1,337,203.42
Step by Step Solution
- Step 1: Write the proportion equation
1,743,316.57 : 2,405,838.77 = 968,963.05 : x - Step 2: Convert to fraction form
1,743,316.57/2,405,838.77 = 968,963.05/x - Step 3: Cross multiply
1,743,316.57x = 2,405,838.77 × 968,963.05 - Step 4: Simplify right side
1,743,316.57x = 2,331,168,868,795.26 - Step 5: Solve for x
x = 2,331,168,868,795.26/1,743,316.57 - Step 6: Final answer
x = 1,337,203.42
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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.