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Finding the Third Proportional to 74,544 and 119,700

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Solution

The third proportional to 74,544 and 119,700 is: 192,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,544 : 119,700 = 119,700 : x
  2. Step 2: Convert to fraction form
    74,544/119,700 = 119,700/x
  3. Step 3: Cross multiply
    74,544x = 119,700 × 119,700
  4. Step 4: Simplify right side
    74,544x = 14,328,090,000
  5. Step 5: Solve for x
    x = 14,328,090,000/74,544
  6. Step 6: Final answer
    x = 192,209.84

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.