Finding the Fourth Proportional to 6,209,753.96, 8,569,460.88 and 3,456,382.12
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Solution
The fourth proportional to 6,209,753.96, 8,569,460.88 and 3,456,382.12 is: 4,769,807.55
Step by Step Solution
- Step 1: Write the proportion equation
6,209,753.96 : 8,569,460.88 = 3,456,382.12 : x - Step 2: Convert to fraction form
6,209,753.96/8,569,460.88 = 3,456,382.12/x - Step 3: Cross multiply
6,209,753.96x = 8,569,460.88 × 3,456,382.12 - Step 4: Simplify right side
6,209,753.96x = 29,619,331,342,247.82 - Step 5: Solve for x
x = 29,619,331,342,247.82/6,209,753.96 - Step 6: Final answer
x = 4,769,807.55
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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.