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Finding the Third Proportional to 47,474.50 and 73,804

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Solution

The third proportional to 47,474.50 and 73,804 is: 114,735.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,474.50 : 73,804 = 73,804 : x
  2. Step 2: Convert to fraction form
    47,474.50/73,804 = 73,804/x
  3. Step 3: Cross multiply
    47,474.50x = 73,804 × 73,804
  4. Step 4: Simplify right side
    47,474.50x = 5,447,030,416
  5. Step 5: Solve for x
    x = 5,447,030,416/47,474.50
  6. Step 6: Final answer
    x = 114,735.92

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.