Finding the Fourth Proportional to 1,721,826.19, 2,582,739.26 and 627,693.06
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Solution
The fourth proportional to 1,721,826.19, 2,582,739.26 and 627,693.06 is: 941,539.58
Step by Step Solution
- Step 1: Write the proportion equation
1,721,826.19 : 2,582,739.26 = 627,693.06 : x - Step 2: Convert to fraction form
1,721,826.19/2,582,739.26 = 627,693.06/x - Step 3: Cross multiply
1,721,826.19x = 2,582,739.26 × 627,693.06 - Step 4: Simplify right side
1,721,826.19x = 1,621,167,509,291.54 - Step 5: Solve for x
x = 1,621,167,509,291.54/1,721,826.19 - Step 6: Final answer
x = 941,539.58
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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.