Finding the Fourth Proportional to 3,056,833.00, 4,218,472.86 and 1,680,303.99
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Solution
The fourth proportional to 3,056,833.00, 4,218,472.86 and 1,680,303.99 is: 2,318,843.32
Step by Step Solution
- Step 1: Write the proportion equation
3,056,833.00 : 4,218,472.86 = 1,680,303.99 : x - Step 2: Convert to fraction form
3,056,833.00/4,218,472.86 = 1,680,303.99/x - Step 3: Cross multiply
3,056,833.00x = 4,218,472.86 × 1,680,303.99 - Step 4: Simplify right side
3,056,833.00x = 7,088,316,797,334.56 - Step 5: Solve for x
x = 7,088,316,797,334.56/3,056,833.00 - Step 6: Final answer
x = 2,318,843.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.