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Finding the Third Proportional to 47,475 and 73,806

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Solution

The third proportional to 47,475 and 73,806 is: 114,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,475 : 73,806 = 73,806 : x
  2. Step 2: Convert to fraction form
    47,475/73,806 = 73,806/x
  3. Step 3: Cross multiply
    47,475x = 73,806 × 73,806
  4. Step 4: Simplify right side
    47,475x = 5,447,325,636
  5. Step 5: Solve for x
    x = 5,447,325,636/47,475
  6. Step 6: Final answer
    x = 114,740.93

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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.