Finding the Fourth Proportional to 1,887,362.66, 2,832,261.96 and 689,184.66
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Solution
The fourth proportional to 1,887,362.66, 2,832,261.96 and 689,184.66 is: 1,034,221.74
Step by Step Solution
- Step 1: Write the proportion equation
1,887,362.66 : 2,832,261.96 = 689,184.66 : x - Step 2: Convert to fraction form
1,887,362.66/2,832,261.96 = 689,184.66/x - Step 3: Cross multiply
1,887,362.66x = 2,832,261.96 × 689,184.66 - Step 4: Simplify right side
1,887,362.66x = 1,951,951,495,933.53 - Step 5: Solve for x
x = 1,951,951,495,933.53/1,887,362.66 - Step 6: Final answer
x = 1,034,221.74
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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.