Finding the Fourth Proportional to 724,831.28, 1,082,365.60 and 591,975.08
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Solution
The fourth proportional to 724,831.28, 1,082,365.60 and 591,975.08 is: 883,976.01
Step by Step Solution
- Step 1: Write the proportion equation
724,831.28 : 1,082,365.60 = 591,975.08 : x - Step 2: Convert to fraction form
724,831.28/1,082,365.60 = 591,975.08/x - Step 3: Cross multiply
724,831.28x = 1,082,365.60 × 591,975.08 - Step 4: Simplify right side
724,831.28x = 640,733,462,649.25 - Step 5: Solve for x
x = 640,733,462,649.25/724,831.28 - Step 6: Final answer
x = 883,976.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.