Finding the Fourth Proportional to 353,444.99, 530,185.00 and 100,762.70
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Solution
The fourth proportional to 353,444.99, 530,185.00 and 100,762.70 is: 151,149.05
Step by Step Solution
- Step 1: Write the proportion equation
353,444.99 : 530,185.00 = 100,762.70 : x - Step 2: Convert to fraction form
353,444.99/530,185.00 = 100,762.70/x - Step 3: Cross multiply
353,444.99x = 530,185.00 × 100,762.70 - Step 4: Simplify right side
353,444.99x = 53,422,873,173.06 - Step 5: Solve for x
x = 53,422,873,173.06/353,444.99 - Step 6: Final answer
x = 151,149.05
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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.