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Finding the Third Proportional to 111,631.50 and 162,519.75

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Solution

The third proportional to 111,631.50 and 162,519.75 is: 236,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,631.50 : 162,519.75 = 162,519.75 : x
  2. Step 2: Convert to fraction form
    111,631.50/162,519.75 = 162,519.75/x
  3. Step 3: Cross multiply
    111,631.50x = 162,519.75 × 162,519.75
  4. Step 4: Simplify right side
    111,631.50x = 26,412,669,140.06
  5. Step 5: Solve for x
    x = 26,412,669,140.06/111,631.50
  6. Step 6: Final answer
    x = 236,605.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.