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Finding the Third Proportional to 48,400 and 73,088

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Solution

The third proportional to 48,400 and 73,088 is: 110,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,400 : 73,088 = 73,088 : x
  2. Step 2: Convert to fraction form
    48,400/73,088 = 73,088/x
  3. Step 3: Cross multiply
    48,400x = 73,088 × 73,088
  4. Step 4: Simplify right side
    48,400x = 5,341,855,744
  5. Step 5: Solve for x
    x = 5,341,855,744/48,400
  6. Step 6: Final answer
    x = 110,368.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.