Finding the Fourth Proportional to 1,768,343.10, 2,440,313.49 and 963,527.10
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Solution
The fourth proportional to 1,768,343.10, 2,440,313.49 and 963,527.10 is: 1,329,667.40
Step by Step Solution
- Step 1: Write the proportion equation
1,768,343.10 : 2,440,313.49 = 963,527.10 : x - Step 2: Convert to fraction form
1,768,343.10/2,440,313.49 = 963,527.10/x - Step 3: Cross multiply
1,768,343.10x = 2,440,313.49 × 963,527.10 - Step 4: Simplify right side
1,768,343.10x = 2,351,308,180,110.58 - Step 5: Solve for x
x = 2,351,308,180,110.58/1,768,343.10 - Step 6: Final answer
x = 1,329,667.40
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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.