Finding the Fourth Proportional to 7,530,567.84, 10,392,251.92 and 4,092,817.12
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Solution
The fourth proportional to 7,530,567.84, 10,392,251.92 and 4,092,817.12 is: 5,648,124.75
Step by Step Solution
- Step 1: Write the proportion equation
7,530,567.84 : 10,392,251.92 = 4,092,817.12 : x - Step 2: Convert to fraction form
7,530,567.84/10,392,251.92 = 4,092,817.12/x - Step 3: Cross multiply
7,530,567.84x = 10,392,251.92 × 4,092,817.12 - Step 4: Simplify right side
7,530,567.84x = 42,533,586,573,528.88 - Step 5: Solve for x
x = 42,533,586,573,528.88/7,530,567.84 - Step 6: Final answer
x = 5,648,124.75
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1.5x scale
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.