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Finding the Third Proportional to 60,028 and 128,950

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Solution

The third proportional to 60,028 and 128,950 is: 277,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,028 : 128,950 = 128,950 : x
  2. Step 2: Convert to fraction form
    60,028/128,950 = 128,950/x
  3. Step 3: Cross multiply
    60,028x = 128,950 × 128,950
  4. Step 4: Simplify right side
    60,028x = 16,628,102,500
  5. Step 5: Solve for x
    x = 16,628,102,500/60,028
  6. Step 6: Final answer
    x = 277,005.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.