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Finding the Third Proportional to 14,672 and 17,232

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Solution

The third proportional to 14,672 and 17,232 is: 20,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672 : 17,232 = 17,232 : x
  2. Step 2: Convert to fraction form
    14,672/17,232 = 17,232/x
  3. Step 3: Cross multiply
    14,672x = 17,232 × 17,232
  4. Step 4: Simplify right side
    14,672x = 296,941,824
  5. Step 5: Solve for x
    x = 296,941,824/14,672
  6. Step 6: Final answer
    x = 20,238.67

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.