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Finding the Third Proportional to 76,626 and 119,597

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Solution

The third proportional to 76,626 and 119,597 is: 186,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626 : 119,597 = 119,597 : x
  2. Step 2: Convert to fraction form
    76,626/119,597 = 119,597/x
  3. Step 3: Cross multiply
    76,626x = 119,597 × 119,597
  4. Step 4: Simplify right side
    76,626x = 14,303,442,409
  5. Step 5: Solve for x
    x = 14,303,442,409/76,626
  6. Step 6: Final answer
    x = 186,665.65

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.