Finding the Fourth Proportional to 2,745,525.58, 3,787,543.80 and 1,727,491.66
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Solution
The fourth proportional to 2,745,525.58, 3,787,543.80 and 1,727,491.66 is: 2,383,132.17
Step by Step Solution
- Step 1: Write the proportion equation
2,745,525.58 : 3,787,543.80 = 1,727,491.66 : x - Step 2: Convert to fraction form
2,745,525.58/3,787,543.80 = 1,727,491.66/x - Step 3: Cross multiply
2,745,525.58x = 3,787,543.80 × 1,727,491.66 - Step 4: Simplify right side
2,745,525.58x = 6,542,950,326,384.71 - Step 5: Solve for x
x = 6,542,950,326,384.71/2,745,525.58 - Step 6: Final answer
x = 2,383,132.17
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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.