Finding the Fourth Proportional to 5,033,549.12, 6,950,399.20 and 4,103,406.68
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Solution
The fourth proportional to 5,033,549.12, 6,950,399.20 and 4,103,406.68 is: 5,666,044.73
Step by Step Solution
- Step 1: Write the proportion equation
5,033,549.12 : 6,950,399.20 = 4,103,406.68 : x - Step 2: Convert to fraction form
5,033,549.12/6,950,399.20 = 4,103,406.68/x - Step 3: Cross multiply
5,033,549.12x = 6,950,399.20 × 4,103,406.68 - Step 4: Simplify right side
5,033,549.12x = 28,520,314,460,936.14 - Step 5: Solve for x
x = 28,520,314,460,936.14/5,033,549.12 - Step 6: Final answer
x = 5,666,044.73
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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.