Finding the Fourth Proportional to 5,723,532.55, 7,896,752.53 and 3,430,856.71
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Solution
The fourth proportional to 5,723,532.55, 7,896,752.53 and 3,430,856.71 is: 4,733,549.81
Step by Step Solution
- Step 1: Write the proportion equation
5,723,532.55 : 7,896,752.53 = 3,430,856.71 : x - Step 2: Convert to fraction form
5,723,532.55/7,896,752.53 = 3,430,856.71/x - Step 3: Cross multiply
5,723,532.55x = 7,896,752.53 × 3,430,856.71 - Step 4: Simplify right side
5,723,532.55x = 27,092,626,404,759.98 - Step 5: Solve for x
x = 27,092,626,404,759.98/5,723,532.55 - Step 6: Final answer
x = 4,733,549.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.