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Finding the Third Proportional to 25,816.50 and 38,247

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Solution

The third proportional to 25,816.50 and 38,247 is: 56,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.50 : 38,247 = 38,247 : x
  2. Step 2: Convert to fraction form
    25,816.50/38,247 = 38,247/x
  3. Step 3: Cross multiply
    25,816.50x = 38,247 × 38,247
  4. Step 4: Simplify right side
    25,816.50x = 1,462,833,009
  5. Step 5: Solve for x
    x = 1,462,833,009/25,816.50
  6. Step 6: Final answer
    x = 56,662.72

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.