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Finding the Third Proportional to 158,668.03 and 346,270.78

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Solution

The third proportional to 158,668.03 and 346,270.78 is: 755,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,668.03 : 346,270.78 = 346,270.78 : x
  2. Step 2: Convert to fraction form
    158,668.03/346,270.78 = 346,270.78/x
  3. Step 3: Cross multiply
    158,668.03x = 346,270.78 × 346,270.78
  4. Step 4: Simplify right side
    158,668.03x = 119,903,453,947.49
  5. Step 5: Solve for x
    x = 119,903,453,947.49/158,668.03
  6. Step 6: Final answer
    x = 755,687.54

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.