Finding the Fourth Proportional to 1,577,103.18, 2,176,400.25 and 898,039.68
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Solution
The fourth proportional to 1,577,103.18, 2,176,400.25 and 898,039.68 is: 1,239,293.54
Step by Step Solution
- Step 1: Write the proportion equation
1,577,103.18 : 2,176,400.25 = 898,039.68 : x - Step 2: Convert to fraction form
1,577,103.18/2,176,400.25 = 898,039.68/x - Step 3: Cross multiply
1,577,103.18x = 2,176,400.25 × 898,039.68 - Step 4: Simplify right side
1,577,103.18x = 1,954,493,784,061.92 - Step 5: Solve for x
x = 1,954,493,784,061.92/1,577,103.18 - Step 6: Final answer
x = 1,239,293.54
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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.