Finding the Fourth Proportional to 852,319.44, 1,176,190.56 and 470,337.84
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Solution
The fourth proportional to 852,319.44, 1,176,190.56 and 470,337.84 is: 649,060.55
Step by Step Solution
- Step 1: Write the proportion equation
852,319.44 : 1,176,190.56 = 470,337.84 : x - Step 2: Convert to fraction form
852,319.44/1,176,190.56 = 470,337.84/x - Step 3: Cross multiply
852,319.44x = 1,176,190.56 × 470,337.84 - Step 4: Simplify right side
852,319.44x = 553,206,927,418.79 - Step 5: Solve for x
x = 553,206,927,418.79/852,319.44 - Step 6: Final answer
x = 649,060.55
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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.