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Finding the Third Proportional to 6,507 and 15,903

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Solution

The third proportional to 6,507 and 15,903 is: 38,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507 : 15,903 = 15,903 : x
  2. Step 2: Convert to fraction form
    6,507/15,903 = 15,903/x
  3. Step 3: Cross multiply
    6,507x = 15,903 × 15,903
  4. Step 4: Simplify right side
    6,507x = 252,905,409
  5. Step 5: Solve for x
    x = 252,905,409/6,507
  6. Step 6: Final answer
    x = 38,866.67

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Why These Related Problems?

These problems maintain the same ratio (2.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.