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Finding the Third Proportional to 344,344.50 and 505,176.75

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Solution

The third proportional to 344,344.50 and 505,176.75 is: 741,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,344.50 : 505,176.75 = 505,176.75 : x
  2. Step 2: Convert to fraction form
    344,344.50/505,176.75 = 505,176.75/x
  3. Step 3: Cross multiply
    344,344.50x = 505,176.75 × 505,176.75
  4. Step 4: Simplify right side
    344,344.50x = 255,203,548,740.56
  5. Step 5: Solve for x
    x = 255,203,548,740.56/344,344.50
  6. Step 6: Final answer
    x = 741,128.58

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.