Finding the Fourth Proportional to 734,161.92, 1,101,009.58 and 499,015.68
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Solution
The fourth proportional to 734,161.92, 1,101,009.58 and 499,015.68 is: 748,364.94
Step by Step Solution
- Step 1: Write the proportion equation
734,161.92 : 1,101,009.58 = 499,015.68 : x - Step 2: Convert to fraction form
734,161.92/1,101,009.58 = 499,015.68/x - Step 3: Cross multiply
734,161.92x = 1,101,009.58 × 499,015.68 - Step 4: Simplify right side
734,161.92x = 549,421,044,250.21 - Step 5: Solve for x
x = 549,421,044,250.21/734,161.92 - Step 6: Final answer
x = 748,364.94
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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.