Finding the Fourth Proportional to 5,471,579.58, 8,207,793.04 and 1,828,322.06
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Solution
The fourth proportional to 5,471,579.58, 8,207,793.04 and 1,828,322.06 is: 2,742,624.66
Step by Step Solution
- Step 1: Write the proportion equation
5,471,579.58 : 8,207,793.04 = 1,828,322.06 : x - Step 2: Convert to fraction form
5,471,579.58/8,207,793.04 = 1,828,322.06/x - Step 3: Cross multiply
5,471,579.58x = 8,207,793.04 × 1,828,322.06 - Step 4: Simplify right side
5,471,579.58x = 15,006,489,078,946.46 - Step 5: Solve for x
x = 15,006,489,078,946.46/5,471,579.58 - Step 6: Final answer
x = 2,742,624.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.