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Finding the Third Proportional to 392,755.50 and 600,550.88

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Solution

The third proportional to 392,755.50 and 600,550.88 is: 918,284.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,755.50 : 600,550.88 = 600,550.88 : x
  2. Step 2: Convert to fraction form
    392,755.50/600,550.88 = 600,550.88/x
  3. Step 3: Cross multiply
    392,755.50x = 600,550.88 × 600,550.88
  4. Step 4: Simplify right side
    392,755.50x = 360,661,353,463.27
  5. Step 5: Solve for x
    x = 360,661,353,463.27/392,755.50
  6. Step 6: Final answer
    x = 918,284.67

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.