Finding the Fourth Proportional to 755,708.08, 1,042,887 and 416,201.44
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Solution
The fourth proportional to 755,708.08, 1,042,887 and 416,201.44 is: 574,363.41
Step by Step Solution
- Step 1: Write the proportion equation
755,708.08 : 1,042,887 = 416,201.44 : x - Step 2: Convert to fraction form
755,708.08/1,042,887 = 416,201.44/x - Step 3: Cross multiply
755,708.08x = 1,042,887 × 416,201.44 - Step 4: Simplify right side
755,708.08x = 434,051,071,157.28 - Step 5: Solve for x
x = 434,051,071,157.28/755,708.08 - Step 6: Final answer
x = 574,363.41
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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.