Finding the Fourth Proportional to 7,601,206.08, 10,489,800.69 and 4,163,225.69
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Solution
The fourth proportional to 7,601,206.08, 10,489,800.69 and 4,163,225.69 is: 5,745,326.10
Step by Step Solution
- Step 1: Write the proportion equation
7,601,206.08 : 10,489,800.69 = 4,163,225.69 : x - Step 2: Convert to fraction form
7,601,206.08/10,489,800.69 = 4,163,225.69/x - Step 3: Cross multiply
7,601,206.08x = 10,489,800.69 × 4,163,225.69 - Step 4: Simplify right side
7,601,206.08x = 43,671,407,663,138.72 - Step 5: Solve for x
x = 43,671,407,663,138.72/7,601,206.08 - Step 6: Final answer
x = 5,745,326.10
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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.