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Finding the Third Proportional to 4,707 and 10,190

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Solution

The third proportional to 4,707 and 10,190 is: 22,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707 : 10,190 = 10,190 : x
  2. Step 2: Convert to fraction form
    4,707/10,190 = 10,190/x
  3. Step 3: Cross multiply
    4,707x = 10,190 × 10,190
  4. Step 4: Simplify right side
    4,707x = 103,836,100
  5. Step 5: Solve for x
    x = 103,836,100/4,707
  6. Step 6: Final answer
    x = 22,059.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.