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Finding the Third Proportional to 113,049 and 248,869

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Solution

The third proportional to 113,049 and 248,869 is: 547,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,049 : 248,869 = 248,869 : x
  2. Step 2: Convert to fraction form
    113,049/248,869 = 248,869/x
  3. Step 3: Cross multiply
    113,049x = 248,869 × 248,869
  4. Step 4: Simplify right side
    113,049x = 61,935,779,161
  5. Step 5: Solve for x
    x = 61,935,779,161/113,049
  6. Step 6: Final answer
    x = 547,866.67

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.