Finding the Fourth Proportional to 2,956,415.14, 4,434,622.71 and 712,553.14
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Solution
The fourth proportional to 2,956,415.14, 4,434,622.71 and 712,553.14 is: 1,068,829.71
Step by Step Solution
- Step 1: Write the proportion equation
2,956,415.14 : 4,434,622.71 = 712,553.14 : x - Step 2: Convert to fraction form
2,956,415.14/4,434,622.71 = 712,553.14/x - Step 3: Cross multiply
2,956,415.14x = 4,434,622.71 × 712,553.14 - Step 4: Simplify right side
2,956,415.14x = 3,159,904,336,725.81 - Step 5: Solve for x
x = 3,159,904,336,725.81/2,956,415.14 - Step 6: Final answer
x = 1,068,829.71
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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.