Finding the Fourth Proportional to 1,262,563.92, 1,894,111.88 and 409,568.99
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Solution
The fourth proportional to 1,262,563.92, 1,894,111.88 and 409,568.99 is: 614,439.76
Step by Step Solution
- Step 1: Write the proportion equation
1,262,563.92 : 1,894,111.88 = 409,568.99 : x - Step 2: Convert to fraction form
1,262,563.92/1,894,111.88 = 409,568.99/x - Step 3: Cross multiply
1,262,563.92x = 1,894,111.88 × 409,568.99 - Step 4: Simplify right side
1,262,563.92x = 775,769,478,120.20 - Step 5: Solve for x
x = 775,769,478,120.20/1,262,563.92 - Step 6: Final answer
x = 614,439.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.