Finding the Fourth Proportional to 766,324.06, 1,057,527.53 and 444,220.99
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Solution
The fourth proportional to 766,324.06, 1,057,527.53 and 444,220.99 is: 613,025.16
Step by Step Solution
- Step 1: Write the proportion equation
766,324.06 : 1,057,527.53 = 444,220.99 : x - Step 2: Convert to fraction form
766,324.06/1,057,527.53 = 444,220.99/x - Step 3: Cross multiply
766,324.06x = 1,057,527.53 × 444,220.99 - Step 4: Simplify right side
766,324.06x = 469,775,926,328.86 - Step 5: Solve for x
x = 469,775,926,328.86/766,324.06 - Step 6: Final answer
x = 613,025.16
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1.5x scale
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.