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Finding the Third Proportional to 36,618 and 54,835

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Solution

The third proportional to 36,618 and 54,835 is: 82,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,618 : 54,835 = 54,835 : x
  2. Step 2: Convert to fraction form
    36,618/54,835 = 54,835/x
  3. Step 3: Cross multiply
    36,618x = 54,835 × 54,835
  4. Step 4: Simplify right side
    36,618x = 3,006,877,225
  5. Step 5: Solve for x
    x = 3,006,877,225/36,618
  6. Step 6: Final answer
    x = 82,114.73

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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.