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Finding the Third Proportional to 20,373.75 and 27,256.88

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Solution

The third proportional to 20,373.75 and 27,256.88 is: 36,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,373.75 : 27,256.88 = 27,256.88 : x
  2. Step 2: Convert to fraction form
    20,373.75/27,256.88 = 27,256.88/x
  3. Step 3: Cross multiply
    20,373.75x = 27,256.88 × 27,256.88
  4. Step 4: Simplify right side
    20,373.75x = 742,937,234.77
  5. Step 5: Solve for x
    x = 742,937,234.77/20,373.75
  6. Step 6: Final answer
    x = 36,465.41

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.