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Finding the Third Proportional to 28,762.50 and 44,055

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Solution

The third proportional to 28,762.50 and 44,055 is: 67,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,762.50 : 44,055 = 44,055 : x
  2. Step 2: Convert to fraction form
    28,762.50/44,055 = 44,055/x
  3. Step 3: Cross multiply
    28,762.50x = 44,055 × 44,055
  4. Step 4: Simplify right side
    28,762.50x = 1,940,843,025
  5. Step 5: Solve for x
    x = 1,940,843,025/28,762.50
  6. Step 6: Final answer
    x = 67,478.25

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.