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Finding the Third Proportional to 15,121 and 23,202

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Solution

The third proportional to 15,121 and 23,202 is: 35,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,121 : 23,202 = 23,202 : x
  2. Step 2: Convert to fraction form
    15,121/23,202 = 23,202/x
  3. Step 3: Cross multiply
    15,121x = 23,202 × 23,202
  4. Step 4: Simplify right side
    15,121x = 538,332,804
  5. Step 5: Solve for x
    x = 538,332,804/15,121
  6. Step 6: Final answer
    x = 35,601.67

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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.