Finding the Fourth Proportional to 5,750,233.20, 8,625,349.80 and 4,238,578.80
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Solution
The fourth proportional to 5,750,233.20, 8,625,349.80 and 4,238,578.80 is: 6,357,868.20
Step by Step Solution
- Step 1: Write the proportion equation
5,750,233.20 : 8,625,349.80 = 4,238,578.80 : x - Step 2: Convert to fraction form
5,750,233.20/8,625,349.80 = 4,238,578.80/x - Step 3: Cross multiply
5,750,233.20x = 8,625,349.80 × 4,238,578.80 - Step 4: Simplify right side
5,750,233.20x = 36,559,224,804,864.24 - Step 5: Solve for x
x = 36,559,224,804,864.24/5,750,233.20 - Step 6: Final answer
x = 6,357,868.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.