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Finding the Third Proportional to 146,319 and 218,854.50

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Solution

The third proportional to 146,319 and 218,854.50 is: 327,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,319 : 218,854.50 = 218,854.50 : x
  2. Step 2: Convert to fraction form
    146,319/218,854.50 = 218,854.50/x
  3. Step 3: Cross multiply
    146,319x = 218,854.50 × 218,854.50
  4. Step 4: Simplify right side
    146,319x = 47,897,292,170.25
  5. Step 5: Solve for x
    x = 47,897,292,170.25/146,319
  6. Step 6: Final answer
    x = 327,348.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.