Finding the Fourth Proportional to 4,707,574.92, 6,496,262.10 and 2,670,340.68
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Solution
The fourth proportional to 4,707,574.92, 6,496,262.10 and 2,670,340.68 is: 3,684,961.63
Step by Step Solution
- Step 1: Write the proportion equation
4,707,574.92 : 6,496,262.10 = 2,670,340.68 : x - Step 2: Convert to fraction form
4,707,574.92/6,496,262.10 = 2,670,340.68/x - Step 3: Cross multiply
4,707,574.92x = 6,496,262.10 × 2,670,340.68 - Step 4: Simplify right side
4,707,574.92x = 17,347,232,953,572.23 - Step 5: Solve for x
x = 17,347,232,953,572.23/4,707,574.92 - Step 6: Final answer
x = 3,684,961.63
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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.