Finding the Fourth Proportional to 1,299,664.14, 1,949,501.67 and 853,209.96
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Solution
The fourth proportional to 1,299,664.14, 1,949,501.67 and 853,209.96 is: 1,279,818.52
Step by Step Solution
- Step 1: Write the proportion equation
1,299,664.14 : 1,949,501.67 = 853,209.96 : x - Step 2: Convert to fraction form
1,299,664.14/1,949,501.67 = 853,209.96/x - Step 3: Cross multiply
1,299,664.14x = 1,949,501.67 × 853,209.96 - Step 4: Simplify right side
1,299,664.14x = 1,663,334,241,880.63 - Step 5: Solve for x
x = 1,663,334,241,880.63/1,299,664.14 - Step 6: Final answer
x = 1,279,818.52
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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.