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Finding the Third Proportional to 66,927 and 100,390.50

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Solution

The third proportional to 66,927 and 100,390.50 is: 150,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,927 : 100,390.50 = 100,390.50 : x
  2. Step 2: Convert to fraction form
    66,927/100,390.50 = 100,390.50/x
  3. Step 3: Cross multiply
    66,927x = 100,390.50 × 100,390.50
  4. Step 4: Simplify right side
    66,927x = 10,078,252,490.25
  5. Step 5: Solve for x
    x = 10,078,252,490.25/66,927
  6. Step 6: Final answer
    x = 150,585.75

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.