Finding the Fourth Proportional to 1,251,212.14, 1,876,528.41 and 745,914.70
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Solution
The fourth proportional to 1,251,212.14, 1,876,528.41 and 745,914.70 is: 1,118,699.28
Step by Step Solution
- Step 1: Write the proportion equation
1,251,212.14 : 1,876,528.41 = 745,914.70 : x - Step 2: Convert to fraction form
1,251,212.14/1,876,528.41 = 745,914.70/x - Step 3: Cross multiply
1,251,212.14x = 1,876,528.41 × 745,914.70 - Step 4: Simplify right side
1,251,212.14x = 1,399,730,125,986.63 - Step 5: Solve for x
x = 1,399,730,125,986.63/1,251,212.14 - Step 6: Final answer
x = 1,118,699.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.