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Finding the Third Proportional to 230,076.50 and 492,138.50

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Solution

The third proportional to 230,076.50 and 492,138.50 is: 1,052,694.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,076.50 : 492,138.50 = 492,138.50 : x
  2. Step 2: Convert to fraction form
    230,076.50/492,138.50 = 492,138.50/x
  3. Step 3: Cross multiply
    230,076.50x = 492,138.50 × 492,138.50
  4. Step 4: Simplify right side
    230,076.50x = 242,200,303,182.25
  5. Step 5: Solve for x
    x = 242,200,303,182.25/230,076.50
  6. Step 6: Final answer
    x = 1,052,694.66

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.