Finding the Fourth Proportional to 1,582,261.75, 2,183,531.73 and 857,109.50
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Solution
The fourth proportional to 1,582,261.75, 2,183,531.73 and 857,109.50 is: 1,182,816.81
Step by Step Solution
- Step 1: Write the proportion equation
1,582,261.75 : 2,183,531.73 = 857,109.50 : x - Step 2: Convert to fraction form
1,582,261.75/2,183,531.73 = 857,109.50/x - Step 3: Cross multiply
1,582,261.75x = 2,183,531.73 × 857,109.50 - Step 4: Simplify right side
1,582,261.75x = 1,871,525,789,334.44 - Step 5: Solve for x
x = 1,871,525,789,334.44/1,582,261.75 - Step 6: Final answer
x = 1,182,816.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.