Finding the Fourth Proportional to 5,624,394.23, 8,437,028.75 and 1,838,259.83
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Solution
The fourth proportional to 5,624,394.23, 8,437,028.75 and 1,838,259.83 is: 2,757,532.70
Step by Step Solution
- Step 1: Write the proportion equation
5,624,394.23 : 8,437,028.75 = 1,838,259.83 : x - Step 2: Convert to fraction form
5,624,394.23/8,437,028.75 = 1,838,259.83/x - Step 3: Cross multiply
5,624,394.23x = 8,437,028.75 × 1,838,259.83 - Step 4: Simplify right side
5,624,394.23x = 15,509,450,984,303.67 - Step 5: Solve for x
x = 15,509,450,984,303.67/5,624,394.23 - Step 6: Final answer
x = 2,757,532.70
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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.