Finding the Fourth Proportional to 1,783,117.36, 2,674,666.81 and 435,287.08
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Solution
The fourth proportional to 1,783,117.36, 2,674,666.81 and 435,287.08 is: 652,928.37
Step by Step Solution
- Step 1: Write the proportion equation
1,783,117.36 : 2,674,666.81 = 435,287.08 : x - Step 2: Convert to fraction form
1,783,117.36/2,674,666.81 = 435,287.08/x - Step 3: Cross multiply
1,783,117.36x = 2,674,666.81 × 435,287.08 - Step 4: Simplify right side
1,783,117.36x = 1,164,247,905,697.82 - Step 5: Solve for x
x = 1,164,247,905,697.82/1,783,117.36 - Step 6: Final answer
x = 652,928.37
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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.