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Finding the Third Proportional to 36,612 and 79,936.88

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Solution

The third proportional to 36,612 and 79,936.88 is: 174,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612 : 79,936.88 = 79,936.88 : x
  2. Step 2: Convert to fraction form
    36,612/79,936.88 = 79,936.88/x
  3. Step 3: Cross multiply
    36,612x = 79,936.88 × 79,936.88
  4. Step 4: Simplify right side
    36,612x = 6,389,903,984.77
  5. Step 5: Solve for x
    x = 6,389,903,984.77/36,612
  6. Step 6: Final answer
    x = 174,530.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.