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Finding the Third Proportional to 63,537 and 138,141

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Solution

The third proportional to 63,537 and 138,141 is: 300,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,537 : 138,141 = 138,141 : x
  2. Step 2: Convert to fraction form
    63,537/138,141 = 138,141/x
  3. Step 3: Cross multiply
    63,537x = 138,141 × 138,141
  4. Step 4: Simplify right side
    63,537x = 19,082,935,881
  5. Step 5: Solve for x
    x = 19,082,935,881/63,537
  6. Step 6: Final answer
    x = 300,343.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.