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Finding the Third Proportional to 113,311 and 166,833

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Solution

The third proportional to 113,311 and 166,833 is: 245,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,311 : 166,833 = 166,833 : x
  2. Step 2: Convert to fraction form
    113,311/166,833 = 166,833/x
  3. Step 3: Cross multiply
    113,311x = 166,833 × 166,833
  4. Step 4: Simplify right side
    113,311x = 27,833,249,889
  5. Step 5: Solve for x
    x = 27,833,249,889/113,311
  6. Step 6: Final answer
    x = 245,635.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.