Finding the Fourth Proportional to 6,417,231.68, 9,625,869.50 and 1,624,918.73
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Solution
The fourth proportional to 6,417,231.68, 9,625,869.50 and 1,624,918.73 is: 2,437,383.65
Step by Step Solution
- Step 1: Write the proportion equation
6,417,231.68 : 9,625,869.50 = 1,624,918.73 : x - Step 2: Convert to fraction form
6,417,231.68/9,625,869.50 = 1,624,918.73/x - Step 3: Cross multiply
6,417,231.68x = 9,625,869.50 × 1,624,918.73 - Step 4: Simplify right side
6,417,231.68x = 15,641,255,586,831.79 - Step 5: Solve for x
x = 15,641,255,586,831.79/6,417,231.68 - Step 6: Final answer
x = 2,437,383.65
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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.