Finding the Fourth Proportional to 1,450,563.66, 2,001,660.60 and 838,756.05
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Solution
The fourth proportional to 1,450,563.66, 2,001,660.60 and 838,756.05 is: 1,157,415.55
Step by Step Solution
- Step 1: Write the proportion equation
1,450,563.66 : 2,001,660.60 = 838,756.05 : x - Step 2: Convert to fraction form
1,450,563.66/2,001,660.60 = 838,756.05/x - Step 3: Cross multiply
1,450,563.66x = 2,001,660.60 × 838,756.05 - Step 4: Simplify right side
1,450,563.66x = 1,678,904,938,296.63 - Step 5: Solve for x
x = 1,678,904,938,296.63/1,450,563.66 - Step 6: Final answer
x = 1,157,415.55
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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.