Finding the Fourth Proportional to 5,023,005.92, 6,931,834.80 and 2,731,182.08
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Solution
The fourth proportional to 5,023,005.92, 6,931,834.80 and 2,731,182.08 is: 3,769,078.37
Step by Step Solution
- Step 1: Write the proportion equation
5,023,005.92 : 6,931,834.80 = 2,731,182.08 : x - Step 2: Convert to fraction form
5,023,005.92/6,931,834.80 = 2,731,182.08/x - Step 3: Cross multiply
5,023,005.92x = 6,931,834.80 × 2,731,182.08 - Step 4: Simplify right side
5,023,005.92x = 18,932,102,987,280.38 - Step 5: Solve for x
x = 18,932,102,987,280.38/5,023,005.92 - Step 6: Final answer
x = 3,769,078.37
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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.