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Finding the Third Proportional to 53,286 and 88,800

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Solution

The third proportional to 53,286 and 88,800 is: 147,983.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286 : 88,800 = 88,800 : x
  2. Step 2: Convert to fraction form
    53,286/88,800 = 88,800/x
  3. Step 3: Cross multiply
    53,286x = 88,800 × 88,800
  4. Step 4: Simplify right side
    53,286x = 7,885,440,000
  5. Step 5: Solve for x
    x = 7,885,440,000/53,286
  6. Step 6: Final answer
    x = 147,983.34

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.