Finding the Fourth Proportional to 4,707,579.92, 6,496,268.98 and 2,670,345.68
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Solution
The fourth proportional to 4,707,579.92, 6,496,268.98 and 2,670,345.68 is: 3,684,968.52
Step by Step Solution
- Step 1: Write the proportion equation
4,707,579.92 : 6,496,268.98 = 2,670,345.68 : x - Step 2: Convert to fraction form
4,707,579.92/6,496,268.98 = 2,670,345.68/x - Step 3: Cross multiply
4,707,579.92x = 6,496,268.98 × 2,670,345.68 - Step 4: Simplify right side
4,707,579.92x = 17,347,283,806,861.01 - Step 5: Solve for x
x = 17,347,283,806,861.01/4,707,579.92 - Step 6: Final answer
x = 3,684,968.52
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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.