Finding the Fourth Proportional to 1,727,253.99, 2,382,376.32 and 1,497,400.29
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Solution
The fourth proportional to 1,727,253.99, 2,382,376.32 and 1,497,400.29 is: 2,065,342.45
Step by Step Solution
- Step 1: Write the proportion equation
1,727,253.99 : 2,382,376.32 = 1,497,400.29 : x - Step 2: Convert to fraction form
1,727,253.99/2,382,376.32 = 1,497,400.29/x - Step 3: Cross multiply
1,727,253.99x = 2,382,376.32 × 1,497,400.29 - Step 4: Simplify right side
1,727,253.99x = 3,567,370,992,457.13 - Step 5: Solve for x
x = 3,567,370,992,457.13/1,727,253.99 - Step 6: Final answer
x = 2,065,342.45
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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.