Finding the Fourth Proportional to 4,179,142.35, 6,267,675.31 and 2,358,306.70
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Solution
The fourth proportional to 4,179,142.35, 6,267,675.31 and 2,358,306.70 is: 3,536,874.18
Step by Step Solution
- Step 1: Write the proportion equation
4,179,142.35 : 6,267,675.31 = 2,358,306.70 : x - Step 2: Convert to fraction form
4,179,142.35/6,267,675.31 = 2,358,306.70/x - Step 3: Cross multiply
4,179,142.35x = 6,267,675.31 × 2,358,306.70 - Step 4: Simplify right side
4,179,142.35x = 14,781,100,655,432.62 - Step 5: Solve for x
x = 14,781,100,655,432.62/4,179,142.35 - Step 6: Final answer
x = 3,536,874.18
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1.5x scale
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.