Finding the Fourth Proportional to 5,710,531.25, 8,554,376.28 and 3,434,798.99
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Solution
The fourth proportional to 5,710,531.25, 8,554,376.28 and 3,434,798.99 is: 5,145,329.17
Step by Step Solution
- Step 1: Write the proportion equation
5,710,531.25 : 8,554,376.28 = 3,434,798.99 : x - Step 2: Convert to fraction form
5,710,531.25/8,554,376.28 = 3,434,798.99/x - Step 3: Cross multiply
5,710,531.25x = 8,554,376.28 × 3,434,798.99 - Step 4: Simplify right side
5,710,531.25x = 29,382,563,006,623.96 - Step 5: Solve for x
x = 29,382,563,006,623.96/5,710,531.25 - Step 6: Final answer
x = 5,145,329.17
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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.