Finding the Fourth Proportional to 1,939,276.56, 2,676,146.80 and 1,056,205.68
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Solution
The fourth proportional to 1,939,276.56, 2,676,146.80 and 1,056,205.68 is: 1,457,533.96
Step by Step Solution
- Step 1: Write the proportion equation
1,939,276.56 : 2,676,146.80 = 1,056,205.68 : x - Step 2: Convert to fraction form
1,939,276.56/2,676,146.80 = 1,056,205.68/x - Step 3: Cross multiply
1,939,276.56x = 2,676,146.80 × 1,056,205.68 - Step 4: Simplify right side
1,939,276.56x = 2,826,561,450,673.82 - Step 5: Solve for x
x = 2,826,561,450,673.82/1,939,276.56 - Step 6: Final answer
x = 1,457,533.96
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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.