Finding the Third Proportional to 74,151.75 and 174,831.75
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Solution
The third proportional to 74,151.75 and 174,831.75 is: 412,210.65
Step by Step Solution
- Step 1: Write the proportion equation
74,151.75 : 174,831.75 = 174,831.75 : x - Step 2: Convert to fraction form
74,151.75/174,831.75 = 174,831.75/x - Step 3: Cross multiply
74,151.75x = 174,831.75 × 174,831.75 - Step 4: Simplify right side
74,151.75x = 30,566,140,808.06 - Step 5: Solve for x
x = 30,566,140,808.06/74,151.75 - Step 6: Final answer
x = 412,210.65
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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.